AIR AND COMBUSTION
Authored by Kenneth Okelo
Chemistry
10th Grade
Used 84+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expected observation in calcium hydroxide solution?
It turns milky
No colour change
It increases in volume
It forms a white precipitate
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not a deliquescent substance?
Zinc chloride
Iron (III) chloride
Magnesium chloride
Copper (II) sulphate
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Identify the process illustrated below
Rusting
Oxidation
Simple distillation of air
Fractional distillation of air
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the air passed in filter chamber?
To remove Carbon (IV) oxide
To remove water vapour
To remove dust
To cool the air
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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
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