Tests For Gases And Water

Question 1

Test for chlorine

Answer 1

Chlorine turns damp litmus paper white

Question 2

Test for oxygen

Answer 2

Relights a glowing splint

Question 3

Test for carbon dioxide

Answer 3

Carbon dioxide turns limewater cloudy

Question 4

Test for hydrogen

Answer 4

Squeaky pop

Question 5

Test for ammonia

Answer 5

Turns damp red litmus paper blue

Question 6

Test for water

Answer 6

Add copper(II) sulfate powder which is white into water and it will form blue copper sulfate crystals

Question 7

Test to see how pure water is

Answer 7

Pure water will always boil at 100c and freeze at 0c. If it’s not pure it will be slightly off