NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 1050 - 1055 of 1258

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Question number: 1050

» Purification & Characteristics of Organic Compounds » Qualitative Analysis

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Question

An organic compound has C and H percentage in the ratio 6: 1 and C and O percentage in the ratio 3: 4. The comp out is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1051

» Surface Chemistry » Colloidal State » Coagulation

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MCQ▾

Question

Among the electrolytes and , the most effective coagulating agent for solution is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1052

» Equilibrium » Ionic Equilibrium » Weak and Strong Electrolytes

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Question

Acetic acid is a weak electrolyte because?

Choices

Choice (4) Response

a.

It is a covalent compound

b.

Its molecular mass is high

c.

It does not dissociate much or its ionization is very small

d.

It is highly unstable

Question number: 1053

» Classification of Elements & Periodicity » Periodic Trends

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Question

In the periodic table, which of the following trends is correct in a period?

Choices

Choice (4) Response

a.

Electron affinity decreases

b.

Electropositive character increases

c.

Non- metallic nature increases

d.

Electronegative character decreases

Question number: 1054

» Purification & Characteristics of Organic Compounds » Qualitative Analysis

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Question

0.5264g silver bromide is obtained from 0.5124g of an organic compound. Calculate the percentage of bromine in the compound?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1055

» Equilibrium » Ionic Equilibrium » pH Scale

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Question

What is the hydrogen ion concentration of a solution (i) whose pH is 12?

Choices

Choice (4) Response

a.

b.

c.

d.