NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1016 - 1021 of 1258

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Question number: 1016

» Classification of Elements & Periodicity » Electron Gain Enthalpy

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MCQ▾

Question

Which of the following has highest electron gain enthalpy?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1017

» Surface Chemistry » Colloidal State » Classification of Colloids

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MCQ▾

Question

What is critical micelle concentration (CMC)?

Choices

Choice (4) Response

a.

Concentration at which micelle formation starts

b.

Concentration at which micelle are destroyed

c.

Concentration of electrolyte added to destroy the micelle

d.

Concentration of micelle at room temperature

Question number: 1018

» Equilibrium » Equilibrium Constants (Kp and Kc)

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MCQ▾

Question

For the reaction when are compared at 184° C, it is found that?

Choices

Choice (4) Response

a.

b.

is greater than

c.

d.

Question number: 1019

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

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MCQ▾

Question

According to Bronsted –Lowry concept an acid is a substance which?

Choices

Choice (4) Response

a.

Gives proton

b.

Accepts proton

c.

Combines with ions

d.

Gives an electron pair

Question number: 1020

» Classification of Elements & Periodicity » Periodic Trends

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Question

and are isoelectronic. Their ionic Size follows the order?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1021

» Purification & Characteristics of Organic Compounds » Purification » Chromatography

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MCQ▾

Question

In column chromatography, the moving or mobile phase is?

Choices

Choice (4) Response

a.

Absorbent

b.

The substances which are to be separated

c.

Mixture of eluent client and substances to be separated

d.

Eluent