What is the oxidation number of oxygen atoms in O22−?  What is the oxidation number of chlorine atom in ClO−? What is the oxidation number of oxygen atom in ClO−? What is the oxidation number of manganese atom in MnO2?

Q: Mg(s) + 2H,0(1) → Mg(OH),(aq) + H,(g). Which is a decomposition reaction? CaCO3 > Cao + CO2 MgO +…

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Q: What is the oxidation number of chlorine in HClO? * +1 -1 +5 0

A: The HClO molecule is formed by the combination of H+, oxide ion (O2-) and Cln. Where n is the…

Q: Use the chemical equation to answer the question. WO3(s) + 3H2(g) W(s) +3H20(g) Which statement…

A: Given :-  WO3(s) + H2(g) ---> W(s) + 3H2O(l)   statements :  O changes oxidation numbers from -2…

Q: Consider the redox reaction shown below: IO3-1(aq)    +  5 I-1 (aq)   +   6 H+1 (aq)   →   3 H2O…

A: Oxidation: The oxidation is defined as the loss of electrons or  an increase in the oxidation state…

Q: 4Fe + 3O2 + 6H2O → 4Fe(OH)3 In the equation above which substances were reduced? Which substances…

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Q: Give the symbol and the oxidation number of the following : potassium ion   6.  hydrogen ion…

A: symbol and the oxidation number of the following :   1. potassium ion  6. hydrogen ion 2. ferrous…

Q: What is the general equation that represents a single displacement reaction? 2.) Use the activity…

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Q: Consider the redox reaction shown below: 2 Al (s)   +   3 H2SO4 (aq)   →  Al2(SO4)3 (aq)   +   3 H2…

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Q: Which reaction is NOT a redox reaction? A) 2Cr(s) + 3Cl2(g) --> 2CrCl3(s) B) Zn(s) + 2HCl(aq)…

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Q: ClO3- + 3Cu+ 6H+3Cu2+ + Cl-+ 3H2O In the above redox reaction, use oxidation numbers to identify…

A: Redox reaction :- A reaction which contains both reduction and oxidation is referred as redox…

Q: (d) NaBrO4 Element Oxidation Number Na i i Br i

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Q: oxidation number

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Q: Determine the oxidation state of: a. Chlorine in HClO4         b. Manganese in MnO4–2

A: Oxidation number or Oxidation state: • Oxidation number of atoms in pure element or Atoms in free or…

Q: Assign oxidation numbers to the elements in the following compounds: 1. NH4HCO3 2. F2 3. Ca3(PO4)2

A: Compound can be defined as a substance that is made from combination of two or more identical or…

Q: 1a.In which of the following substances does nitrogen exhibit the lowest oxidation number? A. NaNO2…

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Q: In the compound K2CrO4 , what is the correct oxidation number of each of its elements? (K is a Group…

A: Answer: E. K: +1   , Cr: +6  , O: -2

Q: The thermite reaction is used in welding applications and chemistry demonstrations because it…

A: An increase in the oxidation state is termed as oxidation while the decrease in the oxidation state…

Q: Balancing oxidation-reduction equations Balance each equation: MnSO4 + PbO2 + H2SO4 ——> HMnO4 +…

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Q: 2Cl- + SS2- + Cl2 In the above redox reaction, use oxidation numbers to identify the element…

A: The number of electrons liberated or accepted by a neutral atom is termed by its oxidation number.…

Q: 10. Which of the following reactions is a Redox reaction? Cu(s) + 4HNO3 Cu(NO3)2 + 2NO2 +2H,0 (I)…

A: Given are three chemical reactions.  Redox reaction is reaction in which both oxidation and…

Q: CONSIDER the following redox reaction: Sn + 4HNO3 → SnO2 + 4NO2 + 2H2O Which substance is the…

A: We have reaction of Sn and HNO3 , we have to predict oxidizing agent, substance oxidized, change in…

Q: Assign oxidation numbers, find reductant and oxidant atoms and tie them before and after, then…

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Q: 4.84 Give the oxidation number of carbon in each of the following: a CF,Cl, 4.85 Give the oxidation…

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Q: alance these equations using the change-in-oxidation-number method: CrCl3+MnO2+H2O——> MnCl2+H2CrO4…

A: The detailed solution is provided in the next step:

Q: Nitrate (N03') a) Is this an oxidation or reduction? Nitrite (NO2').

A: Oxidation and reduction in terms of oxygen transfer Oxidation is a gain of Oxygen Reduction is a…

Q: Classify each of the following reactions

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Q: Determine the oxidation numbers of each element present in the following compounds/polyatomic ions:…

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Q: In which reaction does the oxidation number of oxygen increase? A) Mgo (s) + H2O (I) → Mg(OH)2 (s) B…

A: In the decomposition of H2O the hydrogen gas and oxygen gas is evolved At initial the oxidation…

Q: The oxidation number of the chlorine atom in ClF₃ is

A: The compound given is ClF3.

Q: Determine the oxidation numbers of the elements in the following compound. Give the oxidation state…

A: Pb(SO3)2 Oxidation  Number     Pb        S       O        +2       +4      -2

Q: Given the reaction: 4HCI(aq) + MnO2(s) – MnC12(aq) + 2H2O(1) + C12(g) The manganese is reduced and…

A: Given reaction is,  4HCl(aq) + MnO2(s) --> MnCl2(aq) + 2H2O(l) + Cl2(g)  The Mn is oxidized or…

Q: Balance these equations using the change-in-oxidation-number method: HNO3 + S ——> NO2 + H2SO4 + H2O…

A: Here, we can balanced the reaction you provided such as follows: S + 6 HNO3  ——>  H2SO4 + 6 NO2 +…

Q: [References) Specify which of the following are oxidation-reduction reactions, and if it is,…

A: Since you have posted a question with multiple sub-parts , we will solve first three subparts for…

Q: SO42- + Pb+ 4H+Pb2+ + SO2+ 2H2O In the above redox reaction, use oxidation numbers to identify the…

A: Oxidation : The process in which gain of oxygen atoms or loss of hydrogen atoms or loss of electrons…

Q: Addition of Hydrogen Choose.. The total oxidation state of all atoms in a neutral species Choose. An…

A: Oxidation and reduction are the two type of reaction in which exchange of an electron takes place.…

Q: An oxidizing agent will always _______________. in the reaction Sn^+2 + 2Fe^+3 → Sn^+4 + 2Fe^+2, the…

A: 1) An oxidising agent is a substance that gains electrons and get reduced in a chemical reaction.

Q: c) Are the following Redox reactions or non-Redox reactions? If you determine that they are Redox,…

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Q: (a) Sr(BrO3)2 Element Oxidation Number Sr i Br i i

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Q: MnO4-(aq) + Fe2+ (aq) → Mn2+ (aq) + Fe3+ (aq) (a) In the balanced balanced chemical equation for…

A: given equation is MnO4-(aq) + Fe2+ (aq) → Mn2+ (aq) + Fe3+ (aq)

Q: 1. Determine the oxidation number of each element in these substances: a. S203 b. O2 c. Al2(SO4)3 2.…

A: We have to follow all the rules to find oxidation number of these elements.  Some of the important…

Q: In which reaction does the oxidation number of hydrogen change? A CaO (s) + H2O (1) → Ca(OH)2 (s) B)…

A: The oxidation number is the charge occupied by respecting atom in the molecule.

Q: When does oxygen have an oxidation number different from 2-? When it is bonded to fluorine When it…

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Q: H2(g) + I2(g) → 2HI(g) I was given this problem: A student makes the following statements:…

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Q: Specify which of the following are oxidation-reduction reactions, and if it is, identify the…

A: To solve this problem we have to know about oxidation and reduction . Oxidation means increased in…

Q: (c) NaBrO3 Element Oxidation Number Na i i Br i

A: Given,  Compound = NaBrO3  a). Oxidation number of Na = ?  b). Oxidation number of O = ?  And  c).…

Q: Assign oxidation numbers, find reductant and oxidant atoms and tie them before and after, then…

A: Oxidation number is the total number of electrons that an atom can gain or lose to bond with another…