Redox Reactions & Electrochemistry (KVPY Stream SB-SX (Class 12 & 1st Year B.Sc.) Chemistry): Questions 5 - 9 of 31

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Question number: 5

» Redox Reactions & Electrochemistry » Specific and Molar Conductivities

Appeared in Year: 2015

MCQ▾

Question

The PH of 1N aqueous solutions of HCl,CH3COOHandHCOOH follows the order.

Choices

Choice (4) Response

a.

HCl=HCOOH>CH3COOH

b.

CH3COOH>HCOOH>HCl

c.

HCl>HCOOH>CH3COOH

d.

CH3COOH=HCOOH>HCl

Question number: 6

» Redox Reactions & Electrochemistry » Balancing of Redox Reactions

Appeared in Year: 2014

MCQ▾

Question

The number of moles of KMnO4 required oxidase one equivalent of KI in the presence sulfuric acid is:

Choices

Choice (4) Response

a.

12

b.

2

c.

15

d.

5

Question number: 7

» Redox Reactions & Electrochemistry » Oxidation Number

Appeared in Year: 2015

MCQ▾

Question

In alkaline medium, the reaction of hydrogen peroxide with potassium permanganate produces a compound in which the dating state of Mn is-

Choices

Choice (4) Response

a.

+4

b.

+2

c.

+3

d.

0

Question number: 8

» Redox Reactions & Electrochemistry » Oxidation Number

MCQ▾

Question

The pair of compounds having metals in their highest oxidation states….

Choices

Choice (4) Response

a.

MnO2,FeCl3

b.

MnO4,CrO2Cl2

c.

[Fe(CN)6]3,[CO(CN)6]3

d.

[NiCl4]2,[COCl4]

Question number: 9

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

MCQ▾

Question

Which of the following species can function both as oxidizing as well as reducing agent?

Choices

Choice (4) Response

a.

NO3

b.

ClO4

c.

ClO

d.

Cl

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