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WorksheetsAIR AND COMBUSTION
Total questions: 10
Worksheet time: 5mins
What is the aim of the experiment?
To test for Carbon (IV) oxide
To show that Carbon (IV) oxide is present in air
To remove Carbon (IV) oxide
To remove dust
What is the expected observation in calcium hydroxide solution?
It turns milky
No colour change
It increases in volume
It forms a white precipitate
What does this set up demonstrate?
Presence of Carbon (IV) oxide in air
Presence of Water vapour in air
Presence of Oxygen in air
Presence of noble gases in air
Which of the following is not a deliquescent substance?
Zinc chloride
Iron (III) chloride
Magnesium chloride
Copper (II) sulphate
Identify the process illustrated below
Rusting
Oxidation
Simple distillation of air
Fractional distillation of air
Why is the air passed in filter chamber?
To remove Carbon (IV) oxide
To remove water vapour
To remove dust
To cool the air
Why is the air passed through sodium hydroxide solution?
To remove Carbon (IV) oxide
To remove water vapour
To remove dust
To cool the air
Name gas A
Carbon (IV) oxide
Oxygen
Argon
Nitrogen
Name gas B
Carbon (IV) oxide
Oxygen
Argon
Nitrogen
Name gas C
Carbon (IV) oxide
Oxygen
Argon
Nitrogen
