What is rust? How is it formed?

Important Questions on Metals and Non-Metals

EASY

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 3 - Metals and Non-Metals>PAPER - PEN TEST : 9>Q 17

What are the conditions necessary for rusting of iron?

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 3 - Metals and Non-Metals>PAPER - PEN TEST : 9>Q 18

Give any three methods of preventing rusting of iron.

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 3 - Metals and Non-Metals>PAPER - PEN TEST : 9>Q 19

What is meant by tin plating, chrome plating and nickel plating?

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 3 - Metals and Non-Metals>PAPER - PEN TEST : 9>Q 20

How do you think painting and oiling prevent iron articles from getting rusted?

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 3 - Metals and Non-Metals>PAPER - PEN TEST : 10>Q 1

Define alloy.

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 3 - Metals and Non-Metals>PAPER - PEN TEST : 10>Q 2

How do you prevent alloys of iron from corrosion?

HARD

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 3 - Metals and Non-Metals>PAPER - PEN TEST : 10>Q 3

Why is iron not used in pure state?

MEDIUM

10th CBSE

IMPORTANT

Concise Chemistry Part 2>Chapter 3 - Metals and Non-Metals>PAPER - PEN TEST : 10>Q 4

How do we get steel and stainless steel?