KVPY Stream-SA (Class 11) Chemistry: Questions 48 - 51 of 133

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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 Equation 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

Question number: 49

» Atomic Structure » Quantum Mechanical Model of Atom

MCQ▾

Question

A particle contains 37 electrons, 37 protons and 50 neutrons. Find the mass deficiency of this atom is the actual calculated mass is found to be 86.909187

(Mass of electron-0.00054858amu)

(Mass of proton-1.0073amu)

(Mass of neutrons-1.0087amu)

Choices

Choice (4) Response

a.

0.657amu/atom

b.

0.234amu/atom

c.

1.54amu/atom

d.

0.816amu/atom

Question number: 50

» Basic Concepts in Chemistry » Chemical Equations and Stoichiometry

Appeared in Year: 2015

MCQ▾

Question

The gas released when baking soda is mixed with vinegar is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 51

» Principles of Organic Chemistry » Nomenclature Covalent Bond Fission » Homolytic

Appeared in Year: 2011

MCQ▾

Question

After 2 hours the amount of a certain radioactive substance reduces to Equation of the original amount (the decay process follows first-order kinetics). The half-life of the radioactive substance is

Choices

Choice (4) Response

a.

15 min

b.

45 min

c.

30 min

d.

60 min

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