NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 1456 - 1462 of 1484

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Question number: 1456

» Chemistry » Metals and Non-Metals

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MCQ▾

Question

Sulphur dioxide can act as?

Choices

Choice (4)Response

a.

Oxidizing agent

b.

Reducing agent

c.

Bleaching agent

d.

All a. , b. and c. are correct

Question number: 1457

» Chemistry » Acids, Bases and Salts

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MCQ▾

Question

Which of the following order is true regarding acid strength?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1458

» Chemistry » Carbon and Its Compounds

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MCQ▾

Question

What is the functional group representation for carboxylic acids?

Choices

Choice (4)Response

a.

Chemical reaction : Choice A

Chemical Reaction: Choice A

Chemical reaction

b.

Chemical reaction : Choice B

Chemical Reaction: Choice B

Chemical reaction

c.

Chemical reaction : Choice C

Chemical Reaction: Choice C

Chemical reaction

d.

Chemical reaction : Choice D

Chemical Reaction: Choice D

Chemical reaction

Question number: 1459

» Chemistry » Carbon and Its Compounds

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MCQ▾

Question

Which of the following is also known as “Carbinol”?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1460

» Chemistry » Carbon and Its Compounds

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MCQ▾

Question

What is the IUPAC name of given structure

IUPAC structure in image

IUPAC Structure in Image

IUPAC structure in image

Choices

Choice (4)Response

a.

Butanoic acid

b.

Chlorine

c.

Bromine

d.

Butyric acid

Question number: 1461

» Chemistry » Carbon and Its Compounds

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MCQ▾

Question

IUPAC name of given compound is

Choices

Choice (4)Response

a.

1 – Pentanone

b.

2 – Carboxybutane

c.

3 – Pentanone

d.

2 – Pentanone

Question number: 1462

» Chemistry » Carbon and Its Compounds

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MCQ▾

Question

Methane is used as fuel, because of its property?

Choices

Choice (4)Response

a.

It is odourless

b.

It is gas

c.

It burns exothermically

d.

It has low boiling point

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