What are amalgams? Give two examples.

Important Questions on Metals and Non-metals

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 3 - Metals and Non-metals>Exercise 3>Q 21

Mention the composition and uses of the brass alloy.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 3 - Metals and Non-metals>Exercise 3>Q 21

Mention the composition and uses of the bronze alloy.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 3 - Metals and Non-metals>Exercise 3>Q 21

Mention the composition and uses of the stainless steel alloy.

 

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 3 - Metals and Non-metals>Exercise 3>Q 21

Mention the composition and uses of the solder alloy.

 

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 3 - Metals and Non-metals>Exercise 3>Q 22

Define corrosion and rusting of iron. How can corrosion be prevented?

HARD

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 3 - Metals and Non-metals>Exercise 3>Q 23

What is the significance of alloying in the prevention of corrosion? Mention the composition and uses of important alloys of iron and copper.

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 3 - Metals and Non-metals>Exercise 7>Q 1

All minerals are ores but all ores are not mineral.

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 3 - Metals and Non-metals>Exercise 7>Q 2

Magnetite is ${\mathrm{Fe}}_3{\mathrm{O}}_4$.