6.10 Effect of Heat on Salt

What is the gas released ?

• oxygen gas

• hydrogen gas

• carbon dioxside gas

• ammonia gas

• chlorine gas

What is the gas released ?

• oxygen gas

• hydrogen gas

• carbon dioxside gas

• ammonia gas

• chlorine gas

What is the gas released ?

• oxygen gas

• hydrogen gas

• carbon dioxside gas

• ammonia gas

• chlorine gas

What are the effect of heat on Nitrogen Dioxide ?

• Colourless gas

• Colourless gas with pungent smell

• Greenish yellow gas

• Brown gas

What is the inference of ammonia when ammonia being heated ?

• Produce by heating ammonium salt with alkali

• Produce by heating of sodium chloride with concentrated sulphuric acid

• Produce by heating carbonate salt

• produce by heating nitrate

what happen on blue litmus paper when Nitrogen oxide is heated

• turns red

• turns colourful

• turns blue

• turns colourless

what happen on red litmus paper when ammonia is heated

• turns red

• turns colourful

• turns blue

• turns colourless

What is the observation of ammonia when ammonia being heated ?

• Produce by heating ammonium salt with alkali

• pungent smell gas is produced

• Produce by heating carbonate salt

• produce by heating nitrate

What is the observation of the colour of acidified potassium manganate (VII) when sulphur dioxide being heated ?

• Purple acidified potassium manganate (VII) KMnO4 change to pink

• Purple acidified potassium manganate (VII) KMnO4 change to brown

• Purple acidified potassium manganate (VII) KMnO4 decolorised

• Purple acidified potassium manganate (VII) KMnO4 turn cloudy

What is the observation when hydrogen chloride gas being heated ?

• A pop sound is produced

• Brown gas is released

• Purple acidified potassium manganate (VII) KMnO4 decolorised

• white fumes formed