Basic Concepts in Chemistry-Matter and Its Nature (NEET (National Eligibility cum Medical Entrance Test) Chemistry): Questions 1 - 5 of 5

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Question number: 1

» Basic Concepts in Chemistry » Matter and Its Nature

MCQ▾

Question

Those which do not allow the flow of current through them are termed as?

Choices

Choice (4) Response

a.

Electrolyte

b.

Conductors

c.

Electrodes

d.

Insulators

Question number: 2

» Basic Concepts in Chemistry » Matter and Its Nature

MCQ▾

Question

Which one of the following is not a chemical change?

Choices

Choice (4) Response

a.

Combustion

b.

Sublimation

c.

Rusting

d.

Electrolysis

Question number: 3

» Basic Concepts in Chemistry » Matter and Its Nature

MCQ▾

Question

Which one of the following statement is incorrect?

Choices

Choice (4) Response

a.

All elements are homogeneous

b.

Compounds always contain two or more different elements

c.

A Mixture is not always heterogeneous

d.

Air is a heterogeneous mixture

Question number: 4

» Basic Concepts in Chemistry » Matter and Its Nature

MCQ▾

Question

The direct change from solid to gaseous state is referred as?

Choices

Choice (4) Response

a.

Deliquescence

b.

Decomposition

c.

Sublimation

d.

Dissociation

Question number: 5

» Basic Concepts in Chemistry » Matter and Its Nature

MCQ▾

Question

Which of the following is not a mixture?

Choices

Choice (4) Response

a.

Gasoline

b.

Liquefied petroleum gas (LPG)

c.

Sugar dissolved in water

d.

Distilled water

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