NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 1414 - 1421 of 1484

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Question number: 1414

» Chemistry » Acids, Bases and Salts

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MCQ▾

Question

what is the conjugate acid of

Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

Question number: 1415

» Chemistry » Metals and Non-Metals

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MCQ▾

Question

What are x and y in the above reaction?

Choices

Choice (4) Response

a.

and

b.

and

c.

and

d.

and

Question number: 1416

» Chemistry » Metals and Non-Metals

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MCQ▾

Question

What is the chemical formula of super phosphate of lime?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1417

» Chemistry » Acids, Bases and Salts

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MCQ▾

Question

On the basis of scale and theory, what is the nature of blood?

Choices

Choice (4) Response

a.

Highly alkaline

b.

Neutral

c.

Slightly acidic

d.

Slightly alkaline

Question number: 1418

» Chemistry » Carbon and Its Compounds

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MCQ▾

Question

Identify the allotropic of carbon from the following?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1419

» Chemistry » Carbon and Its Compounds

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MCQ▾

Question

What is the product formed when ethanoic acid react with carbonates along with and ?

Choices

Choice (4) Response

a.

Acetic acid

b.

Ethane

c.

Hydrogen peroxide

d.

Sodium acetate

Question number: 1420

» Chemistry » Acids, Bases and Salts

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MCQ▾

Question

Which of the following acids are diprotic acid?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1421

» Chemistry » Carbon and Its Compounds

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MCQ▾

Question

Image of the chemical reaction

Image of the Chemical Reaction

Image of the chemical reaction

What is X in the above reaction?

Choices

Choice (4) Response

a.

Butanoic acid

b.

Propanoic acid

c.

Ester

d.

None of the above

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