NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 970 - 976 of 1258

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Question number: 970

» Solutions » Raoult's Law

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MCQ▾

Question

If is the vapor pressure of pure solvent and is the vapor pressure of the solution, according to Raoul tin law

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 971

» Classification of Elements & Periodicity » S, P, D and F Block Elements,

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MCQ▾

Question

Which of the following is not an actinide?

Choices

Choice (4) Response

a.

Cerium

b.

Uranium

c.

Californium

d.

Terbium

Question number: 972

» Purification & Characteristics of Organic Compounds » Purification » Sublimation

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MCQ▾

Question

Methanol and Acetone can be separated by?

Choices

Choice (4) Response

a.

Distillation

b.

Steam distillation

c.

Fractional distillation

d.

Vacuum distillation

Question number: 973

» Equilibrium » Meaning of Equilibrium

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MCQ▾

Question

A chemical reaction, A B, is said to be in equilibrium when?

Choices

Choice (4) Response

a.

Complete conversion of A to B has taken place

b.

Rate of reaction is greater than rate of back ward reaction

c.

Conversion of A to B is only 50 % complete

d.

Rate of reaction is equal to rate of backward reaction

Question number: 974

» Purification & Characteristics of Organic Compounds » Purification » Distillation

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MCQ▾

Question

Aniline is separated from aniline water mixture by?

Choices

Choice (4) Response

a.

Sublimation

b.

Solvent extraction

c.

Fractional distillation

d.

Steam distillation

Question number: 975

» Classification of Elements & Periodicity » Present Form of the Periodic Table

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MCQ▾

Question

The elements which occupy their positions in periodic table just after the members of zero group are?

Choices

Choice (4) Response

a.

Alkali metals

b.

Gases

c.

Radioactive

d.

Metals

Question number: 976

» Purification & Characteristics of Organic Compounds » Qualitative Analysis

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Question

of an organic compound on heating with fuming and gives 0.235g of . Calculate the percentage of iodine in the compound?

Choices

Choice (4) Response

a.

b.

c.

d.