KVPY Stream-SA (Class 11) Chemistry: Questions 7 - 12 of 133

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Question number: 7

» Equilibrium » Characteristics of Equilibrium Involving Physical Process

Appeared in Year: 2014

MCQ▾

Question

Refer the following reactions

(i) AB G°=250kJmol1

(ii) DE G°=100kJmol1

(iii) FG G°=150kJmol1

(iv) MN G°=150kJmol1

Find the reaction with the largest equilibrium constant.

Choices

Choice (4) Response

a.

iii

b.

ii

c.

iv

d.

i

Question number: 8

» Coordination Compounds » Color and Magnetic Properties

Appeared in Year: 2014

MCQ▾

Question

The diamagnetic species is

Choices

Choice (4) Response

a.

O2

b.

NO2

c.

NO

d.

CO2

Question number: 9

» Solutions » Molarity

Appeared in Year: 2013

MCQ▾

Question

The weight percent of sucrose (formula weight=342gmol1 ) in an aqueous solution is 3.42. The density of the solution is 1 gmL1 , the concentration of sucrose in the solution in mol L1 is

Choices

Choice (4) Response

a.

10

b.

0.1

c.

1.0

d.

0.01

Question number: 10

» Basic Concepts in Chemistry » Concept of Atom, Molecule, Element and Compound

Appeared in Year: 2012

MCQ▾

Question

The number of electrons plus neutrons in 1940K+ is

Choices

Choice (4) Response

a.

40

b.

38

c.

39

d.

59

Question number: 11

» Organic Compounds With Oxygen » Ethers

Appeared in Year: 2014

MCQ▾

Question

The number of isomers which are ethers and having the molecular formula C4H10O , is

Choices

Choice (4) Response

a.

2

b.

3

c.

4

d.

5

Question number: 12

» Organic Compounds With Oxygen » Ethers

Appeared in Year: 2015

MCQ▾

Question

The maximum number of isomeric ethers with the molecular formula C4H10O is-

Choices

Choice (4) Response

a.

5

b.

2

c.

4

d.

3

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