EASY
8th ICSE
IMPORTANT
Earn 100

Give reasons for the following.
Carbon dioxide gas is used in fire extinguishers.

Important Questions on Carbon and its Compounds

EASY
8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 9 - Carbon and its Compounds>TEST Yourself>Q E
Give reasons for the following.
Charcoal is used as a decolorizing agent in the sugar industry.
EASY
8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 9 - Carbon and its Compounds>TEST Yourself>Q F

Stone is a combustible substance.

MEDIUM
8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 9 - Carbon and its Compounds>TEST Yourself>Q F

The temperature at which a substance catches fire is called its ignition temperature.

EASY
8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 9 - Carbon and its Compounds>TEST Yourself>Q F

Air is necessary for combustion.

EASY
8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 9 - Carbon and its Compounds>TEST Yourself>Q F
Water can not be used to extinguish fire caused due to electrical equipments.
EASY
8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 9 - Carbon and its Compounds>TEST Yourself>Q F

Carbon dioxide gas is used to extinguish fire.

EASY
8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 9 - Carbon and its Compounds>TEST Yourself>Q F

Natural gas consists chiefly Methane.

EASY
8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 9 - Carbon and its Compounds>TEST Yourself>Q G

When dilute hydrochloric acid reacts with sodium carbonate, the gas liberated is