MEDIUM
8th CBSE
IMPORTANT
Earn 100

Give reason for the following:
Sodium metal is stored under kerosene.

Important Questions on Metals and Non-metals

MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 4 - Metals and Non-metals>EXERCISES>Q 3
Give reason for the following:
Graphite is used in writing pencils.
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 4 - Metals and Non-metals>EXERCISES>Q 4
Give reason for the following:
Electric wires are made from aluminium and copper.
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 4 - Metals and Non-metals>EXERCISES>Q 5
Give reason for the following:
Nickel and zinc are used for coating iron for protection against corrosion.
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 4 - Metals and Non-metals>EXERCISES>Q 6
Give reason for the following:
Jewellery is made from silver, gold and platinum.
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 4 - Metals and Non-metals>EXERCISES>Q III
Mercury is the only liquid metal.
EASY
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 4 - Metals and Non-metals>EXERCISES>Q III
Bromine is the only liquid non-metal.
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 4 - Metals and Non-metals>EXERCISES>Q III
The oxide of metal is acidic in nature.
MEDIUM
8th CBSE
IMPORTANT
SCIENCE For Class VIII>Chapter 4 - Metals and Non-metals>EXERCISES>Q III
Copper replaces iron from iron sulphide solution.