KVPY Stream-SA (Class 11) Chemistry: Questions 44 - 48 of 133

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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 C12O9 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 l=4 , 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 4.4×1019J , what is the wavelength of the photon required producing this transition.

Choices

Choice (4) Response

a.

4.517×10 - 7m

b.

8.9×107m

c.

8.9×107m

d.

4.517×107m

Question number: 48

» Hydrocarbons » Alkanes » Mechanism of Halogenation of Alkanes

Appeared in Year: 2014

MCQ▾

Question

The major product of the reaction of 2-butene with alkaline KMnO4 solution is

Choices

Choice (4) Response

a.

reaction of 2-butene with alkaline KMnO4: Choice A

Reaction of 2-Butene With Alkaline KMnO4: Choice A

Find the product produces by reaction of 2-butene with alkaline KMnO4

b.

reaction of 2-butene with alkaline KMnO4: Choice B

Reaction of 2-Butene With Alkaline KMnO4: Choice B

Find the product produces by reaction of 2-butene with alkaline KMnO4

c.

reaction of 2-butene with alkaline KMnO4: Choice C

Reaction of 2-Butene With Alkaline KMnO4: Choice C

Find the product produces by reaction of 2-butene with alkaline KMnO4

d.

reaction of 2-butene with alkaline KMnO4: Choice D

Reaction of 2-Butene With Alkaline KMnO4: Choice D

Find the product produces by reaction of 2-butene with alkaline KMnO4

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