Answer 6-10 1. Which of the following statements is NOT TRUE?a. In redox reactions, electrons are transferred from one substance toanother.b. Oxidation can occur without reduction occurring at the same time.c. Reducing agent donates electrons.d. Oxidizing agent accepts electrons.2. Which of the following terms signifies the number of charges the atomwould have in a molecule (or an ionic compound) if electrons were transferredcompletely?a. Redox reactions.b. Half reactionsc. Oxidation numberd. Oxidizing and reducing agentsFor numbers 3-6, consider the equation below.Fe(s) + 2H+(aq)Fe2+ (aq) + H₂(g)3. Which of the following is the oxidation reaction?a. Fe(s)Fe2+ (aq) + 2e-b. 2H+(aq)+ 2eFe²+ (aq)c. Fe(s)H₂(g)d. 2H+ (aq) + 2eH₂(g)4. Which of the following is the reduction reaction?a. Fe(s)Fe²+ (aq)2e-b. 2H+ (aq)+ 2eFe²+ (aq)c. Fe(s)H₂(g)d. 2H+ (aq) + 2e- → H₂(g)5. Which of thefollowing is the reducing agent?a. Hydrogenb. Ironc. Both of themd. None of them6. Which of the following elements is the oxidizing agent?a. Hydrogenb. Ironc. Both of them d. None of them7. What is the oxidation number of phosphorus in HPO3?a. +3b. -5c. +1d. +58. What is the oxidation number of phosphorus in H3PO₂?a. +3b. -5c. +1d. +59. What is the oxidation number of the underlined atom in C₂04²-?a. -3b. -510. What is the oxidationc. +3d. -1/2number of the underlined atom in NaBH4?c. +3d. -1/2a. -3b. -5

A redox reaction is a reaction in which electrons are transferred from one species to other.…

6. Which of the following elements is the oxidizing agent? a. Hydrogen b. Iron c. Both of them d. None of them 7. What is the oxidation number of phosphorus in HPO3? a. +3 b. -5 c. +1 d. +5 8. What is the oxidation number of phosphorus in H3PO₂? c. +1 a. +3 b. -5 d. +5 9. What is the oxidation number of the underlined atom in C₂04²-? a. -3 b. -5 c. +3 d. -1/2 10. What is the oxidation number of the underlined atom in NaBH₂? d. -1/2 a. -3 b. -5 c. +3

6. Which of the following elements is the oxidizing agent? a. Hydrogen b. Iron c. Both of them d. None of them 7. What is the oxidation number of phosphorus in HPO3? a. +3 b. -5 c. +1 d. +5 8. What is the oxidation number of phosphorus in H3PO₂? c. +1 a. +3 b. -5 d. +5 9. What is the oxidation number of the underlined atom in C₂04²-? a. -3 b. -5 c. +3 d. -1/2 10. What is the oxidation number of the underlined atom in NaBH₂? d. -1/2 a. -3 b. -5 c. +3

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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