Gas Tests

Question 1

Testing for hydrogen gas….

Answer 1

Insert lit splint into test tube containing gas

Squeaky pop if present

Question 2

Testing for oxygen

Answer 2

Insert a GLOWING splint into a test tube containing gas

If present the splint relights

Question 3

Testing for carbon dioxide

Answer 3

Lime water= cloudy when carbon dioxide gas bubbled through it
Reaction mixture effervesces, with calcium carbonate chips,