NEET Chemistry: Questions 357 - 363 of 677

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Question number: 357

» Hydrocarbons » Alkanes » Chemical Properties

MCQ▾

Question

How much volume of air will be needed for complete combustion of 10 liter of ethane?

Choices

Choice (4) Response

a.

175 lit.

b.

35 lit.

c.

135 lit.

d.

205 lit.

Question number: 358

» Hydrogen » Structure, Preparation, Reactions and Uses of Hydrogen Peroxide

MCQ▾

Question

What is Fenton’s reagent?

Choices

Choice (4) Response

a.

40 % H2O2

b.

Mg/H2O2

c.

Fe/H2O2

d.

30 % H2O2

Question number: 359

» Atomic Structure » De-Broglie's Relationship

MCQ▾

Question

Calculate momentum of radiations of wavelength 0.33 nm.

Choices

Choice (4) Response

a.

2.01×1024 Kg m sec-1

b.

2.01×1022 Kg m sec-1

c.

4.01×1024 Kg m sec-1

d.

2.01×1018 Kg m sec-1

Question number: 360

» Hydrocarbons » Alkanes » Physical Properties

MCQ▾

Question

Which of the following has maximum melting point (unbranched form)?

Choices

Choice (4) Response

a.

C6H14

b.

C4H10

c.

C5H12

d.

C7H16

Question number: 361

» Hydrocarbons » Alkanes » Chemical Properties

MCQ▾

Question

When n-butane, heated in the presence of AlCl3/HCl it will be converted into -

Choices

Choice (4) Response

a.

Propane

b.

Isobutane

c.

Ethane

d.

Butane

Question number: 362

» Hydrocarbons » Alkanes » Preparation

MCQ▾

Question

Product of the Wolff-Kishner reduction is -

Choices

Choice (4) Response

a.

Alkene

b.

Alkane

c.

Amine

d.

Alkyne

Question number: 363

» Atomic Structure » Bohr Model of Hydrogen Atom

MCQ▾

Question

One of the postulate Bohr’s atomic model is

Choices

Choice (4) Response

a.

The electron can move in only those circular orbits where the angular momentum is a whole number multiply of h/2 π

b.

Uncertainty in measurement is not due to lack of any experimental technique but due to nature of subatomic particle itself

c.

The emission and absorption of energy does not take place continuously but in the form of quantum.

d.

None of the above

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