MEDIUM
8th CBSE
IMPORTANT
Earn 100

What is the black material inside a pencil?

Important Questions on Metals and Non-Metals

MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 4 - Metals and Non-Metals>EXERCISES>Q B
Do non-metals react with water?
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 4 - Metals and Non-Metals>EXERCISES>Q B
A metal X can replace another metal Y from its metal salt. Is X above or below Y in the reactivity series?
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 4 - Metals and Non-Metals>EXERCISES>Q B
The presence of air and _____ are necessary for iron to rust.
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 4 - Metals and Non-Metals>EXERCISES>Q B
Galvanised iron starts rusting if there is a scratch on the zinc layer?
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 4 - Metals and Non-Metals>EXERCISES>Q B
Copper corrodes in the presence of _____ and water.
MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 4 - Metals and Non-Metals>EXERCISES>Q B

Name a metal that does not corrode in air.

MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 4 - Metals and Non-Metals>EXERCISES>Q C
What is the difference between the physical state of metals and non-metals at room temperature?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 4 - Metals and Non-Metals>EXERCISES>Q C

What do you mean by reactivity series of metals?