NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1097 - 1102 of 1258

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Question number: 1097

» Equilibrium » Ionic Equilibrium » Acids and Bases (Arrhenius, Brnsted - Lowry and Lewis)

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MCQ▾

Question

Correct sequence of acid strength of following species.

(i)

(ii)

(iii)

(iv)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1098

» Purification & Characteristics of Organic Compounds » Purification » Chromatography

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MCQ▾

Question

In paper chromatography, stationary phase is solid and mobile phase is?

Choices

Choice (4) Response

a.

Semisolid

b.

Gas

c.

Liquid

d.

Solid

Question number: 1099

» Equilibrium » Concept of Dynamic Equilibrium

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MCQ▾

Question

If is the reaction is that part of which dissociates, then the number of molecules at equilibrium will be?

Choices

Choice (4) Response

a.

b.

1

c.

3

d.

Question number: 1100

» Purification & Characteristics of Organic Compounds » Qualitative Analysis

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MCQ▾

Question

The function of boiling the sodium extract with concentrated before testing for halogen is?

Choices

Choice (4) Response

a.

To destroy ions

b.

To make the solution acidic

c.

To convert to

d.

To make the solution clear

Question number: 1101

» Purification & Characteristics of Organic Compounds » Purification » Distillation

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MCQ▾

Question

Two volatile and miscible liquids can be separated by fractional distillation into pure components under the conditions when?

Choices

Choice (4) Response

a.

The boiling points of the liquids are close to each other

b.

They have low boiling points

c.

They do not form azeotropic mixture

d.

The difference in their boiling points is large

Question number: 1102

» Purification & Characteristics of Organic Compounds » Qualitative Analysis

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MCQ▾

Question

Duma’s method involves the determination of nitrogen content in the organic compound in the form of?

Choices

Choice (4) Response

a.

b.

c.

d.