Unbalanced Oxidation Reduction Reaction Questions

 

A

word image 3007

AGroxn

word image 3008

t. K for the following reaction at 25 oc is 0.28.

word image 3009 word image 3010 (3 pt) (a) What is

  1. pt) (b) Based on your answer

word image 3011

126)

2. Consider the following unbalanced oxidation reduction reaction:

word image 3012 Mn042-(aq) + W(s) word image 3013

  1. pt) (a) Assign oxidation numbers to each element in the reactants and products. Write the oxidation number for that element above each elemental symbol in the above equation.

word image 3014 (2 pt) (b) Write out the unbalanced oxidation and reduction half reactions.

Oxidation: word image 3015

Fom A

Mn042-(aq) + W(s) woe (aq) + Mn02(s) (6 pt) reaction assuming it occurs under acidic conditions.

word image 3016

  1. pt) (e) What is the complete balanced equation for the reaction in basic media?

word image 3017

B word image 3018

AGroxn f AG O -RT1nK word image 3019

R = word image 3020 kJ/(m01.K) O oc = 273.15 K

  1. word image 3021 word image 3022 pt) word image 3023
  2. pt)

word image 3024

(b)

2. Consider the following unbalanced oxidation reduction reaction:

word image 3025

  1. pt) (a) Assign oxidation numbers to each element in the reactants and products. Write the oxidation number for that element above each elemental symbol in the above equation.

(2 pt) (b) Write out the unbalanced oxidation and reduction half reactions.

Oxidation: word image 3026

B

M-(aq) S032 W(s) + SO? (aq) word image 3027 reaction it under acidic conditions.

word image 3028

(2

pt)

  1. pt) (e) What is the complete balanced equation for the reaction in basic media?

word image 3029

C word image 3030

AGr0xn – EG O AGr0xn —RT1nK word image 3031

R = 8.314<0-3 word image 3032 O OC = 273.15 K

  1. word image 3033 pt)
  2. pt)
  3. pt) (a) Assign oxidation numbers to each element in the reactants and products. Write the oxidation number for that element above each elemental symbol in the above equation.

(2 pt) (b) Write out the unbalanced oxidation and reduction half reactions.

Oxidation: word image 3034

€eoqt geo: (9

-+

Fe042-(aq) Br word image 3035 reaction it Form C

-5 Fe02-(aq) + Bro-(aq)

under acidic conditions.

ba…ÅQ ee

| C)

word image 3036

(2

  1. pt) (e) What is the complete balanced equation for the reaction in basic media?

word image 3037

D word image 3038

word image 3039

f

word image 3040 O oc = 273.15 K

word image 3041

l.

K

for

the

following

reaction

at

25

c

is

6.5

x

lO

  1. pt) (a) What is AG%nat25 c?

word image 3042

+

12(s)

3

C12(g)

2

word image 3043

(2

pt)

word image 3044 2. Consider the following unbalanced oxidation reduction reaction:

word image 3045

(3 pt) (a) Assign oxidation numbers to each element in the reactants and products. Write the oxidation number for that element above each elemental symbol in the above equation.

(2 pt) (b) Write out the unbalanced oxidation and reduction half reactions.

Oxidation: word image 3046

Soq -a word image 3047

Form D

Fe02-(aq) S042 Fe042-(aq) + S032-(aq) (6 pt) reaction it under acidic conditions.

word image 3048

(2

(2 pt) (e) What is the complete balanced equation for the reaction in basic media?

word image 3049

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