Chemistry-Carbon and Its Compounds (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 14 - 17 of 17

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Question number: 14

» Chemistry » Carbon and Its Compounds

MCQ▾

Question

Consider the following statements

I. Sulphur is used in making electrodes of dry cells.

II. Carbon is used in the vulcanization of rubber.

Which of the above statements is/are correct?

Choices

Choice (4) Response

a.

Neither I nor II

b.

Only I

c.

I and II

d.

Only II

Question number: 15

» Chemistry » Carbon and Its Compounds

MCQ▾

Question

The formula for the carboxylic acid functional group is

Choices

Choice (4) Response

a.

Various functional group bonds given – Choice A

Various Functional Group Bonds Given – Choice A

Here are the various functional groups explained

b.

Various functional group bonds given – Choice B

Various Functional Group Bonds Given – Choice B

Here are the various functional groups explained

c.

Various functional group bonds given – Choice C

Various Functional Group Bonds Given – Choice C

Here are the various functional groups explained

d.

Various functional group bonds given – Choice D

Various Functional Group Bonds Given – Choice D

Here are the various functional groups explained

Question number: 16

» Chemistry » Carbon and Its Compounds

MCQ▾

Question

Ionic compounds

Choices

Choice (4) Response

a.

These are soluble in water

b.

They can conduct electricity

c.

These are usually amorphous solids

d.

They possess high melting points Identify the wrong statement.

Question number: 17

» Chemistry » Carbon and Its Compounds

MCQ▾

Question

A compound ‘X’ is an alkane. It is the main constituent of natural gas and abundantly found in marshy areas. In presence of sunlight, it reacts with chlorine and forms chloroform, but in absence of sunlight, it does not reacts with chlorine. Identify ‘X’.

Choices

Choice (4) Response

a.

Ethane

b.

Methane

c.

Propane

d.

Butane

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