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Difference between oxidation and reduction Brainly

A redox reaction is a chemical reaction that occurs through the electron exchange between atoms. The main difference between oxidation and reduction is that oxidation is the increasing of oxidation state of an atom whereas reduction is the decreasing of the oxidation state of an atom. Figure 01:differenc The major difference between reduction and oxidation lies in gain and loss of electrons. While oxidation involves loss of electrons, reduction is when there is a gain of electrons. Redox reactions are balanced in the sense that the number of electrons lost by a molecule is same as electrons gained by another molecule in the reaction Write three differences between oxidation and reduction ? 2 See answers Hasti152002 Hasti152002 In oxidation, O2 is added while it is removed in reduction Get the Brainly App Download iOS Ap use the balanced equation to answer the following question 1 guava has a mass of 2.0 g and one jelly has a mass of 1.5 g how many guava jelly can be m Reduction occurs when a reactant gains electrons during the reaction. New questions in Chemistry PLEASE ANSWER THIS RIGHT NOW FOR 50-60 POINTS Question: If you were to order the following atoms from smallest to largest atomic radius, what order w

(a) (i) Define corrosion

Oxidation vs. Reduction Reduction and oxidation occur simultaneously in a type of chemical reaction called a reduction-oxidation or redox reaction. The oxidized species loses electrons, while the reduced species gains electrons. Despite the name, oxygen need not be present in an oxidation reaction Oxidation and Reduction in the reference of oxygen transfer: During the old era of chemistry, oxidation and reduction both were associated with an oxygen atom. Thus oxidation refers to the gain of oxygen and reduction refers to the loss of oxygen. Here the term 'reduction' came from Latin which means for '-to lead back' What is the major difference between oxidation and reduction? Reduction is the gain of electrons whereas oxidation is the loss of electrons. To learn more about oxidation and reduction, register with BYJU'S and download our app Oxidation and reduction are the two half reactions of redox reactions. The main difference between oxidation and reduction is that oxidation is the increasing of the oxidation state of an atom whereas reduction is the decreasing of the oxidation state of an atom Reduction and oxidation are chemical processes involved in every chemical reaction. These are two opposite reactions. The key difference between oxidation and reduction is that oxidation refers to the loss of electrons while reduction refers to the gain of electrons

Difference between Oxidation & Reduction, Types of Chemical reactions, chemistry.....Our Mantra:Information is Opportunity.Knowledge is Power.Be Informed. The main difference between oxidation and reduction is that oxidation is the increase of oxidation state, whereas reduction is the decrease of oxidation state

What is the difference between Oxidation Reaction and Reduction Reaction? • In oxidation reactions, oxygens are gained and, in the reduction reactions, oxygens are lost. • In oxidation hydrogen is lost but in reduction hydrogen is gained. • In oxidation reactions, electrons are lost but, in reduction reactions, electrons are gained A type of chemical reaction in which oxidation and reduction occurs is called a redox reaction, which stands for reduction-oxidation. The oxidation of a metal by oxygen gas could then be explained as the metal atom losing electrons to form the cation (being oxidized) with the oxygen molecule gaining electrons to form oxygen anions Essentially, a reduction reaction occurs when a molecule gains electrons. An oxidation reaction occurs when a molecule looses electrons. Redox reactions are always balanced equations. When a molecule looses one electron, that electron then shifts to the neighboring molecule the answer is There is an outside energy source. in voltaic cells, there is not need of an external source of energy because they involve spontaneous reactions. in both types of cells, the electrons move from anode to cathode, the anode is where oxidation takes place and cathode for reduction (an ox, red cat). also both have two half reactions Because both reduction and oxidation are occurring simultaneously, this is known as a redox reaction. An oxidizing agent is substance which oxidizes something else. In the above example, the iron(III) oxide is the oxidizing agent. A reducing agent reduces something else. In the equation, the carbon monoxide is the reducing agent

The key difference between oxidation potential and reduction potential is that oxidation potential indicates the tendency of a chemical element to be oxidized.In contrast, reduction potential indicates the tendency of a chemical element to be reduced Oxidation-Reduction Reactions. The term oxidation was originally used to describe reactions in which an element combines with oxygen. Example: The reaction between magnesium metal and oxygen to form magnesium oxide involves the oxidation of magnesium. The term reduction comes from the Latin stem meaning to lead back. Anything that that leads. What is the difference between speed and velocity? - 12583701 sershan143 sershan143 3 hours ago Science For the following oxidation-reduction reactions, identify the half-reactions and labelthem as oxidation or reduction: (3 pts each)1. Get the Brainly Ap The highly active metal donates electrons to replace those which may have been lost during oxidation of the protected metal. Electroplating is a general name for processes that create a metal coating on a solid substrate through the reduction of cations of that metal by means of a direct electric current

The differences between redox and acid-base is which in redox reaction the number of electron(s) will change while in acid-base reaction the number of electron(s) will still the same in the end. For further explanations, here are the formula and compounds to know Difference between Reduction Oxidation. Differences between Oxidation and Reduction Chemistry involves different kinds of matter and change of these matters from one form to the other. This occurs by different types of reactions. One of the essential categories among various categories of reactions includes Redox Reactions (Oxidation and Reduction). There are many different types of redox reactions These were some important difference between reduction and oxidation. To know differences between other topics in chemistry you can register to BYJU'S or download our app for simple and interesting content. India's largest k-12 learning app with top-notch teachers from across the nation with excellent teaching skills

State the difference between oxidation and reduction

  1. Oxidation Reduction 1. Gain of oxygen 1. Loss of oxygen 2. Loss of hydrogen 2. Gain of hydrogen 3. Loss of electrons Eg: M g → M g 2 + + 2 e − 3. Gain of electrons Eg: 2 1 C l 2 + e − → C l −: 4. Increase in oxidation number 4. Decrease in oxidation numbe
  2. erals. Biochemical cycles are also important for life because sulfur is an essential element, being a constituent of many proteins and cofactors, and sulfur compounds can be used as oxidants or.
  3. Sample Exercise 20.4. The oxidation-reduction reaction. Cr. 2 O 7 2- + 14H+ + 6I- 2Cr3+ + 3I 2 + 7H 2 O. is spontaneous. A solution containing K. 2 Cr 2 O 7 and H 2 SO 4 is poured into one beaker, and a solution of KI is poured into another.. A salt bridge is used to join the two beakers. A metallic conductor that will not react with either solution (such as platinum foil) is suspended in each.
  4. g more negative, it's a reduction (gaining electrons). If the oxidation state is beco
  5. The core difference between nitrification and denitrification brainly is that nitrification is the process of converting ammonia to nitrates while denitrification is the process of converting nitrates into nitrogen gas. More Sources and References. Studies in Environmental Science. Science Direct; Applied and Environmental Microbiology.
  6. Oxidation and Reduction . Oxidation involves an increase in oxidation number, while reduction involves a decrease in oxidation number. Usually, the change in oxidation number is associated with a gain or loss of electrons, but there are some redox reactions (e.g., covalent bonding) that do not involve electron transfer. Depending on the.
  7. An oxidation-reduction (redox) reaction is a type of chemical reaction that involves a transfer of electrons between two species. An oxidation-reduction reaction is any chemical reaction in which the oxidation number of a molecule, atom, or ion changes by gaining or losing an electron

what is the difference between oxidation and reduction

Oxidation and reduction in terms of electron transfer. This is easily the most important use of the terms oxidation and reduction at A' level. Definitions. Oxidation is loss of electrons. Reduction is gain of electrons. It is essential that you remember these definitions. There is a very easy way to do this Reduction half-reaction: H 2 O 2 + 2e - → 2 OH - Thus, the hydroxide ion formed from the reduction of hydrogen peroxide combines with the proton donated by the acidic medium to form water. Oxidation and Reduction Reaction. In order to understand redox reactions, let us first deal with oxidation and reduction reactions individually Redox (reduction-oxidation, pronunciation: / ˈ r ɛ d ɒ k s / redoks or / ˈ r iː d ɒ k s / reedoks) is a type of chemical reaction in which the oxidation states of atoms are changed. Redox reactions are characterized by the actual or formal transfer of electrons between chemical species, most often with one species (the reducing agent) undergoing oxidation (losing electrons) while. Reduction involves a half-reaction in which a chemical species decreases its oxidation number, usually by gaining electrons. The other half of the reaction involves oxidation, in which electrons are lost. Together, reduction and oxidation form redox reactions (reduction-oxidation = redox). Reduction may be considered the opposite process of.

Catalysis (/ k ə ˈ t æ l ə s ɪ s /) is the process of increasing the rate of a chemical reaction by adding a substance known as a catalyst (/ ˈ k æ t əl ɪ s t /).Catalysts are not consumed in the catalyzed reaction but can act repeatedly. Often only very small amounts of catalyst are required. The global demand for catalysts in 2010 was estimated at approximately US$29.5 billion Wastewater treatment is a process used to remove contaminants from wastewater or sewage and convert it into an effluent that can be returned to the water cycle.Once returned to the water cycle, the effluent creates an acceptable impact on the environment or is reused for various purposes (called water reclamation). The treatment process takes place in a wastewater treatment plant (WWTP).There. Oxidation To focus a spicemen, it is best to start with which objective :A. OcularB. Course focusC. Revolving noisepiece D. Scanning 8. What is the difference between a suspension and a colloid? Suspens reduction of Zn(s)+2Ag^+(aq)=Zn^2(aq)+2Ag(s) reduction of Zn(s)+2Ag^+(aq)=Zn^2(aq)+2Ag(s) What is the probability of pink flowers, if pink. Complex IV: Cytochrome Oxidase It is also called as cytochrome oxidase. Cytochrome c undergoes oxidation in the side of the membrane facing the intermembrane space and O 2 is reduced in the matrix side of the membrane to H 2 O.; Complex IV consists of iron containing heme-a and heme-a 3.; Along with iron atoms, cytochrome oxidase also consists of Cu A and Cu B let's see how to identify the oxidizing and reducing agents in a redox reaction so here we're forming sodium chloride from sodium metal and chlorine gas and so before you assign oxidizing and reducing agents you need to assign oxidation states and so let's start with sodium and so the sodium atoms are atoms in their elemental form and therefore have an oxidation state equal to zero for.

Solution : (i) (a) and (b) Concept insight: Recall that oxidation reaction is gain of oxygen and reduction reaction is release of oxygen. Question 2: Fe 2 O 3 + 2Al → Al 2 O 3 + 2Fe The above reaction is an example of a: (a) combination reaction (b) double displacement reactio Question 16: Explain the following in terms of gain or loss of oxygen with two examples each. (a) Oxidation (b) Reduction. Answer : (a) Oxidation is the gain of oxygen. For example: In equation (i), H2 is oxidized to H2O and in equation (ii), Cu is oxidised to CuO. (b)Reduction is the loss of oxygen. For example what is the primary difference between a fuel cell and a battery? ZnO. in a rechargeable battery, the following oxidation-reduction reactions are taking place during recharging: Mn₂O₃+ZnO→2MnO₂+Zn what is undergoing a reduction as written? an amphoteric substance Oxidation. Oxidation occurs in the oxidizing roasting process. Here, the impurities bound with the metal are replaced by oxygen. Ex: Sulphur is replaced by oxygen. Reduction. Reduction reactions may partially reduce an oxide ore before smelting process (smelting process is the process from by a metal extracted from its ore by heating and melting) oxidation-reduction reactions can be made to pass through a wire that separates the reactants, Chapter 6 - Oxidation-Reduction Reactions 67 thus creating a voltaic cell, which is often called a battery. This section describes the fundamental components of voltaic cells and describes several different types

Unsaturated hydrocarbons are hydrocarbons that have double or triple covalent bonds between adjacent carbon atoms.The term unsaturated means more hydrogen atoms may be added to the hydrocarbon to make it saturated (i.e. consisting all single bonds). The configuration of an unsaturated carbons include straight chain, such as alkenes and alkynes, as well as branched chains and aromatic compounds Any oxidation reduction potential requires a corresponding reduction reaction. There cannot be one without the other. du groupe Brainly.com. C'est un portail d'entraide, de coopération, d'échange d'idées the difference between the oxidation state of the metal atom and the charge on this atom is small enough to be ignored Reduction: A species gains electrons Species that are reduced are known as oxidizing agents Overall Rxn—Both oxidation and reduction must occur Redox Rxn: Reactions that involve the transfer of electrons from one species to another. In an electrochemical reaction, both an oxidation and a reduction must occur 1. write the unbalanced equation in ionic form 2. write separate half-reactions for the oxidation and reduction processes 3. Balance the atoms in the half-reactions (if the reaction takes place in acid solution, H2O and H+ can be used to balance oxygen and hydrogen as needed

Glycolysis is the first step in the breakdown of glucose to extract energy for cellular metabolism. Glycolysis consists of an energy-requiring phase followed by an energy-releasing phase Valency is different from the oxidation number, and it has NO SIGN. Thus, the valency of nitrogen is 3, whereas it can have oxidation numbers from -3 to +5. The oxidation number is the hypothetical charge of an atom in a molecule or ion, and it is a measure of its apparent capacity to gain or lose electrons within that species

Most oxidation-reduction (redox) processes involve the transfer of oxygen atoms, hydrogen atoms, or electrons, with all three processes sharing two important characteristics: (1) they are coupled—i.e., in any oxidation reaction a reciprocal reduction occurs, and (2) they involve a characteristic net chemical change—i.e., an atom or electron. Main Difference - Endothermic vs Exothermic Reactions. Chemical reactions can be divided into two groups as endothermic reactions and exothermic reactions according to the energy transfer between the surrounding and the system where the reaction is taking place. In order to categorize a particular chemical reaction as endothermic or exothermic, we can calculate the enthalpy change between. In context|chemistry|lang=en terms the difference between hydrolysis and oxidation is that hydrolysis is (chemistry) a chemical process of decomposition involving the splitting of a bond and the addition of the hydrogen cation and the hydroxide anion of water while oxidation is (chemistry) a reaction in which the atoms of an element lose electrons and the oxidation state of the element increases by a conductive material, charge will begin to flow as the result of an oxidation-reduction reaction that is taking place between the two half-cells. The redox reaction in a galvanic cell is spontaneous, and therefore the change in Gibbs free energy for the reaction is negative (ΔG < 0). As th

write three differences between oxidation and reduction

Because of this, the cell potential is the difference between the cell potential of the cathode and that of the anode: Eº cell = Eº cathode - Eº anode. The only potential we can measure experimentally is that of a full cell (a reduction process must always be coupled with an oxidation process, otherwise free electrons would build up) Oxidation and reduction reactions, collectively known as redox reactions, take place in body cells and are important for the production of energy, namely ATP Magnesium and potassium are the 2 major intracellular cations. The intracellular concentrations of these 2 ions appear to be closely correlated, but the existence of a relationship between the plasma concentrations of these ions has been controversial. A major function of potassium is to maintain th

What is the difference between reduction and oxidation

  1. Oxidation And Reduction. A substance is said to be oxidized if it gains oxygen or loses hydrogen during a reaction. Contrarily, if a substance loses oxygen and gains hydrogen during a reaction, it is said to be reduced. Let's look at the following examples. When the copper powder is heated, its surface gets coated with black copper oxide
  2. When an oxidation-reduction (a.k.a. redox) reaction occurs, electrons are transferred between species. This sort of reaction is exceedingly common. That's all that happens in a battery, it's just that people have figured out how to catch the electrons on their way from species A to species B and use their energy to do work
  3. energy orbital \gains electrons, its oxidation state is reduced. Copper(II) has an oxidation state of +2; the elemental metal has an oxidation state of 0. Gain of electrons is a reduction reaction. In a redox reaction, the reactant that loses electrons (is oxidized) causes a reduction and is called a reducing agent
  4. The Activity of Metals. The primary difference between metals is the ease with which they undergo chemical reactions. The elements toward the bottom left corner of the periodic table are the metals that are the most active in the sense of being the most reactive.Lithium, sodium, and potassium all react with water, for example
  5. ed by the potential difference between the valence electrons in atoms of different elements. Because it is impossible to have a reduction without an oxidation and vice versa, a redox reaction can be described as two half-reactions , one representing the oxidation process and one the reduction process

can someone please explain to me the difference between

What is the Difference Between Oxidation and Reduction

  1. A triglyceride is called a fat if it is a solid at 25°C; it is called an oil if it is a liquid at that temperature. These differences in melting points reflect differences in the degree of unsaturation and number of carbon atoms in the constituent fatty acids
  2. D-Glucose is a monosaccharide (aldo-hexose), crystalline solid, soluble in water and sweet in taste. D-glucose exists as its alpha- and beta-anomers. Due to presence of a free carbonyl group (-CHO), it is reducing in nature and reduces the Fehling..
  3. let's say that we're given this reaction and we're asked to find the standard cell potential we can do that by using our standard reduction potentials so if we look at this first half reaction we see that silver ion if you add an electron to silver ion you get solid silver so gain of electrons is reduction so this is a reduction half-reaction if we look at the reaction on the right we can see.
  4. Ethane is made up of a pair of carbon atoms linked by a single bond with three hydrogen atoms attached to each carbon. This used to be simply supplied to the user to burn with the methane, as ethane also burns cleanly when fully combusted to c..
  5. Triglycerides are tri-esters consisting of a glycerol bound to three fatty acid molecules. Triglycerides are the main constituents of vegetable fat and body fat in humans and other animals. They are also present in the blood to enable bidirectional transference of adipose fat and blood glucose from the liver, and are a major component of human skin oils [14]
  6. There is a very handy mnemonic device for remembering the differences between oxidation and reduction -- LEO the lion says GER. The letters in LEO and GER stand for Loss of Electrons is Oxidation.

The oxidation of hydrogen and reduction of fluorine creates two ions with opposite charges of +1 and -1. Opposites attract, so they combine and form hydrogen fluoride Know that multiple oxidation numbers are possible for metallic ions. Many metallic elements can have more than one charge. For instance, the metal iron (Fe) can be an ion with a charge of either +2 or +3. Metallic ions' charges (and thus oxidation numbers) can be determined either in relation to the charges of other atoms in the compound they are a part of, or, when written in text, by roman. An oxidation-reduction (redox) reaction is a type of chemical reaction that involves a transfer of electrons between two species. An oxidation-reduction reaction is any chemical reaction in which.

Difference between Oxidation and Reduction Reactio

Redox Reactions: Oxidation and Reduction (pp, 161-164) The cell taps the energy stored in food molecules through redox reactions, in which one substance partially or totally shifts electrons to another. The substance receiving electrons is reduced; the substance losing electrons is oxidized. But there are noteworthy differences between. Pyruvate oxidation How pyruvate from glycolysis is converted to acetyl CoA so it can enter the citric acid cycle. Pyruvate is modified by removal of a carboxyl group followed by oxidation, and then attached to Coenzyme A In photophosphorylation process, light energy is used to make a high-energy electron donor and a lower-energy electron acceptor. Electrons then move suddenly from donor to acceptor through an electron transport chain. Learn more about Cyclic and Non Cyclic Photophosphorylation at Vedantu.com and regisiter for Online Home Tuition with India's Best Teachers Oxidation. Occurs when free ions of oxygen join with iron (or magnesium) rich minerals to create new minerals like hematite and limonite. For example, when you leave your bike in the rain, it gets oxidized (or rusted). Free oxygen within rainwater combines with iron to create new minerals. The red color from rust is because of the presence of iron Often, a worker will need to change the concentration of a solution by changing the amount of solvent. Dilution is the addition of solvent, which decreases the concentration of the solute in the solution. Concentration is the removal of solvent, which increases the concentration of the solute in the solution. (Do not confuse the two uses of the word concentration here!

Oxidation & Reduction (Redox reaction) - Definition

Alcohol - Alcohol - Physical properties of alcohols: Most of the common alcohols are colourless liquids at room temperature. Methyl alcohol, ethyl alcohol, and isopropyl alcohol are free-flowing liquids with fruity odours. The higher alcohols—those containing 4 to 10 carbon atoms—are somewhat viscous, or oily, and they have heavier fruity odours Chemical Reaction and Equation Class 10 Notes, Video Explanation, Chemical Reaction and Equation Class 10 Question Answers. Chemical Reactions and Equations Class 10 Science Chapter 1 as per NCERT Book used in CBSE and other Schools. The lesson covers the complete explanation of class 10 Chapter 1 Chemical Reactions and Equations.. Topics covered are Introduction of Chemical Reaction. Practice: Oxidation-reduction (redox) reactions. Next lesson. Introduction to acid-base reactions. Sort by: Top Voted. Worked example: Using oxidation numbers to identify oxidation and reduction. Worked example: Balancing a simple redox equation. Up Next Oxidation-reduction reactions involve the transfer of electrons between substances. In this reaction, zinc atoms each will lose two electrons (oxidation) and become Zn 2 + ions. The two electrons that are released by zinc will be gained by the Cu 2 + ions (reduction). The Cu 2 + ions become Cu atoms.. Total equation: Zn (s) + CuSO 4 (aq) --> Cu (s) + ZnSO 4 (aq A galvanic cell is an exemplary idea of how energy can be harnessed using simple reactions between a few given elements. It is amazing to study how a galvanic cell can be set up and utilized to obtain energy. Explaining in the most simple terms, a galvanic cell acts as a device in which simultaneous oxidation and reduction reactions take place

Difference Between Oxidation and Reduction Definition

Oxidation-reduction reactions (often called redox for short) are reactions that involve the transfer of electrons from one species to another. oxidation states, or oxidation numbers, allow chemists to keep track of these electron transfers. in general, one element will lose electrons (oxidation), with the result that it will increase in oxidation number, and another element will gain. Halogen, any of the six nonmetallic elements that constitute Group 17 (Group VIIa) of the periodic table. The halogen elements are fluorine (F), chlorine (Cl), bromine (Br), iodine (I), astatine (At), and tennessine (Ts). Learn more about the properties of halogens in this article

Difference Between Oxidation and Reduction Compare the

The oxidation states of the elements oxygen (in the gas) and copper (in the metal) are 0. In sulphur dioxide, the oxygen has an oxidation state of -2 and the sulphur +4. That means that both the copper and the oxygen have been reduced (decrease in oxidation state). The sulphur has been oxidised (increase in oxidation state) The concept of oxidation and reduction are the basics of elementary chemistry classes in schools and colleges. When students are introduced to chemical reactions, they are made to understand the concept of oxidation and reduction that help them to interpret the change in chemical equations and the formation of end products or compounds Copper is purified by electrolysis. Electricity is passed through solutions containing copper compounds, such as copper(II) sulfate. The anode (positive electrode) is made from impure copper and. The process of photosynthesis: carbon fixation and reduction The assimilation of carbon into organic compounds is the result of a complex series of enzymatically regulated chemical reactions—the dark reactions. This term is something of a misnomer, for these reactions can take place in either light or darkness. Furthermore, some of the enzymes involved in the so-called dark reactions become.

What is the Difference Between Oxidation & Reduction

The O=Mn 4+-TM-4-PyP is an unstable species that is readily reduced back to Mn 3+ state, the rate of reduction increasing with increasing TbcTXNPx concentration, and significant decay of the O=Mn 4+ complex took place over the time scale of its formation (i.e. see differences between experimental and simulated data at time > 100 ms) Corrosion is the wearing away of metals due to chemical reactions, mainly oxidation.In this process, metals lose their metallic properties. This causes a lot of damage to car bodies, ships, bridges, iron railings and to all objects made of iron What happen to oxidation state of N in NH 3. WHen ammonia is oxidized by oxygen, oxidation number of N in NH 3 increases from -3 to a higher higher oxidation number such as 0 or +2. O oxidation number is for N 2 gas and +2 for NO gas. Why ammonia + oxygen reaction should be done carefully? Ammonia is a hazardous gas and very toxic to humans

Difference Between Oxidation and Reduction - Difference Wik

I think you are confusing valency with oxidation state. Valency is the maximum number of electrons which an atom can lose or gain when bonding with other atoms, and is determined by the number of outer shell electrons that can participate in formi.. Breathing vs Cellular Respiration Though, in physiology, there is a well defined difference between breathing and cellular respiration, many people used think that respiration and breathing are two equal terms to describe the oxygen intake and carbon dioxide elimination that take place in the respiratory system.In physiology, respiration has an extensive meaning

Difference Between Oxidation Reaction and Reduction

During the cycle, oxidation occurs, and most of the hydrogen atoms are donated to NAD+, except for one instance where the hydrogen atoms are donated to FAD, another coenzyme of oxidation and reduction in cells. Some of the energy of oxidation is used immediately to form ATP by substrate-level phosphorylation, as in glycolysis Carbon dioxide (CO 2) is the primary greenhouse gas emitted through human activities.In 2019, CO 2 accounted for about 80 percent of all U.S. greenhouse gas emissions from human activities. Carbon dioxide is naturally present in the atmosphere as part of the Earth's carbon cycle (the natural circulation of carbon among the atmosphere, oceans, soil, plants, and animals) Cellular respiration takes place in the every living organisms, as it is the simple process of converting oxygen and glucose into carbon dioxide and water back, therefore producing energy for the cells of the body. On the contrary, photosynthesis occurs in green plants, which contain chlorophyll and uses sunlight and water to convert it into energy (b) Define the terms oxidation and reduction. (c) Identify the substance that is oxidised and reduced in the following reaction. Answer. (a) It is because heat is evolved during respiration. (b) Oxidation is a process in which O 2 is added or H 2 is removed or loss of electrons take place

The key difference between nucleus and nucleolus is that nucleus is the most important cell organelle that houses the genetic material of a eukaryotic cell while nucleolus is a sub-organelle located inside the nucleus that contains RNA.. The cell is the building block of all the living organisms. There are various components of a cell. A eukaryotic cell has membrane-bound cell organelles One way that exercise helps promote weight loss is by increasing resting energy expenditure. That's how quickly you burn energy even at rest. Since resting energy expenditure accounts for 60% to 75% of the calories you burn each day, any inc.. Oxidation and reduction reactions. Question 3: Why does-the colour of copper sulphate solution change when an iron nail is kept immersed in it ? Solution : The colour of copper sulphate solution changes when iron nail is kept immersed in it due to the displacement reaction taking place between iron and copper leading to formation of iron sulphate

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