gas tests

Question 1

chlorine test and result

Answer 1

test: expose it to damp litmus paper

result: the damp litmus paper turns red, then bleaches white

Question 2

oxygen test and result

Answer 2

test: expose it to a glowing splint

result: the glowing splint will relight

Question 3

hydrogen test and result

Answer 3

test: expose it to a lit splint

result: squeaky pop sound

Question 4

carbon dioxide test and result

Answer 4

test: bubble it through limewater

result: limewater goes cloudy