KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Chemistry: Questions 42 - 47 of 133

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Question number: 42

» Basic Concepts in Chemistry » Mole Concept

Appeared in Year: 2010

MCQ▾

Question

The molar mass of is 100 g. The maximum amount of carbon dioxide that can be liberated on heating 25 g of3 is -

Choices

Choice (4) Response

a.

11 g

b.

2.2 g

c.

22 g

d.

55 g

Question number: 43

» Equilibrium » Ionic Equilibrium » Solubility Products

Appeared in Year: 2011

MCQ▾

Question

The solubility curve of in water is shown below

Solubility vs. Temperature of KNO3

Solubility vs. Temperature of KNO3

Showing graph of Solubility vs. Temperature of KNO3

The amount of that dissolves in 50 g of water is closest to

Choices

Choice (4) Response

a.

50g

b.

150g

c.

100g

d.

200g

Question number: 44

» Solutions » Molality

Appeared in Year: 2012

MCQ▾

Question

By dissolving 0.35 mole of sodium chloride in water, 1.30 L of salt solution is obtain. The molarity of the resulting solution should be reported as:

Choices

Choice (4) Response

a.

0.2692

b.

0.269

c.

0.3

d.

0.27

Question number: 45

» Principles of Organic Chemistry » Shapes of Simple Molecules » Classification Based on Functional Groups

Appeared in Year: 2015

MCQ▾

Question

The functional group present in a molecule having the formula is

Choices

Choice (4) Response

a.

anhydride

b.

Carboxylic acid

c.

aldehyde

d.

alcohol

Question number: 46

» Atomic Structure » Quantum Mechanical Model of Atom

Appeared in Year: 2015

MCQ▾

Question

Maximum number of electrons that can be accommodated in the subshell with azimuthal quantum number, is

Choices

Choice (4) Response

a.

16

b.

10

c.

18

d.

8

Question number: 47

» Atomic Structure » De-Broglie's Relationship

MCQ▾

Question

If the energy difference between the ground state of an atom and its excited state is, what is the wavelength of the photon required producing this transition.

Choices

Choice (4) Response

a.

4.517×10 - 7m

b.

c.

d.

4.517×107m

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