Define the following:

Malleability

Important Questions on Metals and Non-Metals

EASY

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 4 - Metals and Non-Metals>Exercises>Q B

Define the following:
Ductility

EASY

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 4 - Metals and Non-Metals>Exercises>Q B

Define the following:
Sonority

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 4 - Metals and Non-Metals>Exercises>Q B

Define the following:
Corrosion

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 4 - Metals and Non-Metals>Exercises>Q C

Which property of metals makes them suitable for use in jewellery?

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 4 - Metals and Non-Metals>Exercises>Q C

Why are metals used for making electrical cables?

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 4 - Metals and Non-Metals>Exercises>Q C

Why is rusting of iron an undesirable change?

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 4 - Metals and Non-Metals>Exercises>Q C

Why do copper vessels turn green with the passage of time?

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 4 - Metals and Non-Metals>Exercises>Q C

Why do silver objects turn black on exposure to air?