Give reason :

Graphite is used as lubricant.

Important Questions on Carbon and its Compounds

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 4 - Carbon and its Compounds>PAPER - PEN TEST : 3>Q 20

Why graphite is used for making electrodes in dry cells?

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 4 - Carbon and its Compounds>PAPER - PEN TEST : 3>Q 21

What do you understand by the term ‘fullerene’?

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 4 - Carbon and its Compounds>PAPER - PEN TEST : 3>Q 22

How will you define fullerene chemically?

EASY

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 4 - Carbon and its Compounds>PAPER - PEN TEST : 3>Q 23

Name the most commonly used fullerene. (Buckminsterfullerene/ nanotubes)

HARD

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 4 - Carbon and its Compounds>PAPER - PEN TEST : 3>Q 24

Give any three uses of fullerene.

HARD

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 4 - Carbon and its Compounds>PAPER - PEN TEST : 3>Q 25

Differentiate between diamond and graphite based on their nature, occurrence, conduction, melting point and structure.

EASY

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 4 - Carbon and its Compounds>PAPER - PEN TEST : 4>Q 1

What is meant by hydrocarbons?

EASY

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 4 - Carbon and its Compounds>PAPER - PEN TEST : 4>Q 2

Name the most important natural source of hydrocarbon.