Write balanced equations for the following redox reactions: a. 2 NaBr + Cl2 2 NaCl + Br2 b. Fe2O3 + 3 CO 2 Fe + 3 CO2 in acidic solution

Q: Calculate Eº, Gº, and K at 25 °C for the reaction: 2MnO4 (aq) + 4H+ (aq) + Cl₂(g) (Use: CIO3 to Cl₂…

A: The given reaction is - 4MnO4-aq  +  4H+aq  +  Cl2g   →   2Mn2+aq  +  2ClO3-aq  +  2H2O Oxidation -…

Q: Water is used to balance O atoms in the half-reaction method. Why can’t O2- ions be used instead?

A: The given statement is, Water is used to balance O atoms in the half-reaction method. The reason for…

Q: .26 Which of the following metals can be used to cathodically protect iron? A. tin B. zinc C. nickel…

A: Solution [26.] : A process known as cathodic protection can be used to prevent rust formation,The…

Q: 13.106 A piece of magnesium ribbon and a copper wire are partially immersed in a 0.1 M HCI solution…

A: In the activity series Mg is ore active than Cu, therefore Mg will be more active Copper is at the…

Q: Which metal is the best reducing agent? a. Mn b. Al c. Ni d. Cr

A: The reducing agents are said to be those substances or compounds which have lower ability to gain…

Q: + 1.14 V TI Pt Cr3+ (1 M) Cr2+ (1 M) T13+ (1 M) T13+ (aq) + 3e- → TI (s) Cr2+ (aq) → Cr3+ (aq) + e-…

A: An electrochemical cell possesses cathode and anode. A cathode is a metal electrode which is…

Q: 20. Choose the balanced net ionic equation for the reaction of NiBr2(ag) with (NH4)2S(aq).

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Q: Balance the equation for this reaction in acidic solution. MnO4 + → MnO2 + 12

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Q: In a particular redox reaction, Cr is oxidized to CrO and Cut is reduced to Cu*. Complete and…

A: Given that, for the given redox reaction, 'Cr' is oxidized to CrO42- and Cu2+ is reduced to Cu+…

Q: Show formulas and calculations. Given a solution with (A) or (B), which solution is more reducing?…

A: A substance is said to be a better reducing agent if it has a higher oxidation potential that is,…

Q: What is the oxidizing agent? 2H+ + Sn + HNO3 → SnO2 + NO2 + H2O (acidic solution)

A: What is the oxidizing agent?2H+ + Sn + HNO3 → SnO2 + NO2 + H2O (acidic solution)

Q: How many electrons were gained by vanadium in the given half-reaction? vo,- → v- а. 1 с. 3 b. 2 d. 5

A: Balance the given half-reaction in order to determine the number of electrons gained by vanadium.

Q: 47. In which equation is the metal reduced? A. CUCO3 + 2HCI → CuCl2 + CO² + H2O B. Mg + 2HCI → M9CI2…

A: Oxidation is the loss of electrons or gain of oxygen atoms or loss of hydrogen atom. In this, the…

Q: What factors are able to reduce Cu2+ ion to Cu metal?

A: When a metal looses electrons it forms metal ions. When metal ions accept electrons, they form metal…

Q: Q.6. Balance the following net reaction for oxidation of Zn by HNO: (acidic solution) using half…

A: The balanced net equation for the given reaction by half reaction method has to be given.

Q: What is the oxidizing agent and what is the reducing agent in the galvanic cell formed by Mg and Cu?

A: Given: Galvanic cell formed using Mg and Cu elements.

Q: (g) Explain why a solution of an iron(11) salt can be protected from atmospheric oxidation by…

A: Because of the development of new coat as a protective coat, which further prevents oxidation of…

Q: 5. lodine normally has oxidation numbers of -1 and 0. Could I2 serve as a reducing agent? Explain…

A: The agent which itself get oxidised and reduce other species is called as reducing agent.  The agent…

Q: 12. Which of these methods are utilized to help prevent the rusting of iron? I. Painting iron II.…

A: Rusting is slowly eating down of metallic surface of iron by aerial oxygen and moisture. It is…

Q: What is AG° for the following balanced reaction, if E = +1.101 V? %3D Zn(s) | Zn2* (1.50 M) || Cu2"…

A:

Q: Given the redox reaction, 2Fe +3+3Zn →2Fe + 3Zn+2, where is the transfer of electrons while the…

A: Oxidation: When any reactant loses electrons, it is said to undergo oxidation. Thus, oxidation is a…

Q: 4. Write balanced equations for the following redox reactions: a. NaBr + Cl2 → NaCl+Br2 b. Fe:Os +…

A:

Q: 1. Balance the redox reaction using the half reaction method. → Fe" (24) (24) + Au (3) 3+ Fe + Au2+…

A: Concept introduction: A redox reaction consists of two parts, one is oxidation and the other is…

Q: Which will corrode more quickly, a piece of scratched galvanized iron (Fe coated with Zn) or a piece…

A: The reduction is a process in which compounds accept electrons, and oxidation is when electrons are…

Q: 74. Which metal cation has the greatest tendency to be reduced (a) Pb?+ (b) Cr+ (c) Fe?+

A: 74. To find the metal having the greatest tendency to get reduced, (a) Pb2+ (b) Cr3+ (c) Fe2+ (d)…

Q: 23) The process of corrosion involves two steps reactions: Oxidation of Fe with O2, and Oxidation…

A: Answer: When iron comes in contact with air in presence of water, it reacts with oxygen and loses…

Q: 6. Which metal is the best reducing agent? (a) Ag (b) Mg (c) Fe (d) Pb

A:

Q: 4. Write the reduction half reaction 5. What element is oxidized?

A: Here we have write the reduction half reaction and element which is oxidised in the following given…

Q: Which metal is the best reducing agent?  a   Mn b  Al c   Ni d   Cr

A: Reduction may be defined as the process in which addition of hydrogen or an electropositive element…

Q: 33. In the given net redox equation of E- = + 1.89 V. The standard reduction potential for Co is -…

A:

Q: In a particular redox reaction, BrO¯ is oxidized to BrO, and Fe3+ is reduced to Fe2+. Complete and…

A: Concept - In case of redox reaction, the charge and atoms both should be balanced. To this reaction,…

Q: Match the correct statement to the half reaction that indicates whether it is oxidation or reduction…

A: Corrosion is a two step process involving 2 reactions i.e. oxidation reaction and reduction…

Q: a. Based on the E°values, which metal is the most easily oxidized? b. Which metal on the list is…

A: Given - E0(Cu2+/Cu) = +0.34V              E0(Fe2+/Fe) = -0.44V              E0(Al3+/Al) = -1.66V…

Q: Water is used to balance O atoms in the half-reaction method.Why can’t O²⁻ ions be used instead?

A: The reason why Water is used to balance O atoms in the half-reaction method has to be given

Q: Determine whether or not each metal dissolves in 1 M HCl. For those metals that do dissolve, write a…

A: Given information: It is given 1 M HCl and we have to check whether the given elements will dissolve…

Q: In a particular redox reaction, NO is oxidized to NO, and Fe+ is reduced to Fe2+. Complete and…

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Q: <p>Which metal can be oxidized with an Sn2+ solution but not with an Fe2+ solution?

A: The order of reactivity of metals can be remembered by MAZINT- magnesium, aluminium, zinc, iron,…

Q: Chapter 19: Standard Reduction Potential 1. Using the SRP Table, which metal in the following list…

A: 1) The given metals are Fe, Ag, Zn, Mg or Au. The metal having higher (more positive) standard…

Q: 36. What is the oxidation half-reaction? 37. What is the reduction half-reaction? 38. What is…

A: Oxidation is the loss of electrons whereas reduction is the gain of electrons. Oxidation takes place…

Q: Assign oxidation numbers to the all the atoms in Fe2O3 Fe = O = Enter all numbers with a  + or -…

A: The oxidation number of all the atoms in Fe2O3 has to be calculated.

Q: For a particular redox reaction, BrO is oxidized to Bro, and Fe3+ is reduced to Fe2+. Complete and…

A: In this question we have to balance the reaction in the basic medium.

Q: 6. The sulfite ions, SO,2, is strong reducing agent. a. Balance the following half reaction: SO,² →…

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Q: 6. Н.О, + MnOд → Mn2+ + O2 (Acidic Solution)

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Q: Why does aluminum (Al) metal not undergo corrosion like iron does?   A) Al does not easily react…

A: Aluminium does not undergoes rusting as iron because:

Q: Write  balance redox reaction of MnO and Fe(OH)3

A: Redox reactions are the combination of reduction and oxidation reactions. The type of reaction in…

Q: 11. What are the factors on which corrosion depends? b. Name three processes used to prevent…

A: Factors on which corrosion depends includes, Exposure to moisture Increase in temperature pH of the…

Q: Balance the following redox equations using half reaction method: a. Sb + NO3 → Sb4O6 + NO (acidic)…

A: We have to balance the given readox reactions (equations) using half-reaction method. The given…

Q: How many faradays are required for each of the following processes? How many coulombs are required?…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: 42. What can serve as the electrode in the cathode compartment? Fe²+(s) O Fe(s) Ag(s) O None of the…

A: We have to compare which metal can act as best cathode among the metals given in question.

Q: Rank the four metals (Cu, Zn, Pb, and Ag) in terms of ease of oxidation from easiest to hardest.

A: