6.10 Effect of Heat on Salts

Your name.

Class

• 4 Delta

• 4 Omega

Limewater in diagram turns cloudy.

What is the gas released?

• Hydrogen

• Oxygen

• Carbon dioxide

• Ammonia

Name the gas released which lights up glowing splinter

Which of the following is colourless gas? (3 answers)

• Oxygen

• Chlorine

• Ammonia

• Hydrogen

• Nitrogen dioxide

Which of the following gas has brown colour?

• Carbon dioxide

• Chlorine

• Ammonia

• Nitrogen dioxide

This gas has greenish yellow colour. It is ......gas

Nitrogen dioxide gas is ....

• Acidic

• Neutral

• Alkaline

Ammonia is.....gas.

• Acidic

• Neutral

• Alkaline

Which of the gasouses has pungent smell. (2 answers)

• Sulphur dioxide

• Nitrogen dioxide

• Ammonia

• Hydrogen chloride