Redox Reactions & Electrochemistry (NEET Chemistry): Questions 13 - 19 of 50

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Question number: 13

» Redox Reactions & Electrochemistry » Electrode Potentials

MCQ▾

Question

Which of the following is strongest reducing agent?

Choices

Choice (4) Response

a.

Mg

b.

K

c.

I

d.

Al

Question number: 14

» Redox Reactions & Electrochemistry » Electrolytic and Metallic Conduction

MCQ▾

Question

In electroplating the article to electroplated serves as?

Choices

Choice (4) Response

a.

Electrolyte

b.

Anode

c.

Cathode

d.

Conductor

Question number: 15

» Redox Reactions & Electrochemistry » Electronic Concepts of Oxidation and Reduction

MCQ▾

Question

How many coulombs are required for the oxidation of 1 mole of H2O2toO2 ?

Choices

Choice (4) Response

a.

19.3×102

b.

1.93×105

c.

9.65×104

d.

93000 C

Question number: 16

» Redox Reactions & Electrochemistry » Electrochemical Cells

MCQ▾

Question

What happen when lead storage battery is charged?

Choices

Choice (4) Response

a.

The lead electrode becomes coated with lead sulphate

b.

Sulphuric acid is generated

c.

The amount of acid decreases.

d.

PbO2 dissolves

Question number: 17

» Redox Reactions & Electrochemistry » Electrode Potentials

MCQ▾

Question

Which one of the following is strong oxidizing agent?

Choices

Choice (4) Response

a.

l2

b.

Mg

c.

Al

d.

Cu

Question number: 18

» Redox Reactions & Electrochemistry » Specific and Molar Conductivities

MCQ▾

Question

The specific conductance of a decinormal solution of KCl is 0.0112 oh m1cm1 . The resistance of a cell containing the solution was found to be 56. What is the cell constant?

Choices

Choice (4) Response

a.

0.7864

b.

0.6272

c.

0.5643

d.

0.8967

Question number: 19

» Redox Reactions & Electrochemistry » Electronic Concepts of Oxidation and Reduction

MCQ▾

Question

How much electric charge is required to oxidize one mole of H2O to O2 ?

Choices

Choice (4) Response

a.

196000 coulomb

b.

193000 coulomb

c.

196500 coulomb

d.

285500 coulomb

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