Magnesium is a flammable metal.

Important Questions on Metals and Non-metals

MEDIUM

8th CBSE

IMPORTANT

Science Now 8>Chapter 4 - Metals and Non-metals>Revise and recall>Q 3

Zinc is used as a disinfectant to sterilise water.

EASY

8th CBSE

IMPORTANT

Science Now 8>Chapter 4 - Metals and Non-metals>Revise and recall>Q 4

Graphite is used as a dry lubricant.

MEDIUM

8th CBSE

IMPORTANT

Science Now 8>Chapter 4 - Metals and Non-metals>Revise and recall>Q 5

Nitrogen is used for making integrated chips in computer devices.

MEDIUM

8th CBSE

IMPORTANT

Science Now 8>Chapter 4 - Metals and Non-metals>EXERCISE>Q 1

Metal $+$ dilute acids $\to$ Salt $+$ _____

HARD

8th CBSE

IMPORTANT

Science Now 8>Chapter 4 - Metals and Non-metals>EXERCISE>Q 2

Identify the correct increasing order of reactivity of the given metals.

MEDIUM

8th CBSE

IMPORTANT

Science Now 8>Chapter 4 - Metals and Non-metals>EXERCISE>Q 3

The metal that is very soft and can be cut with a knife is

EASY

8th CBSE

IMPORTANT

Science Now 8>Chapter 4 - Metals and Non-metals>EXERCISE>Q 4

The non-metal that is a good conductor of electricity is

MEDIUM

8th CBSE

IMPORTANT

Science Now 8>Chapter 4 - Metals and Non-metals>EXERCISE>Q 5

Which of the following metals reacts vigorously with water?