What is the test for hydrogen gas?
A squeaky popping sound indicates hydrogen is being produced
This occurs when a lit match is placed near the reaction vessel.
What indicates the presence of oxygen gas?
The glowing splint relights
This test involves placing a glowing splint into the opening of the reaction vessel.
How can you test for carbon dioxide gas?
If limewater turns milky white, carbon dioxide is being produced
This involves bubbling the gas through limewater.
What is the positive result for the presence of water?
Cobalt chloride paper turns from blue to pink
This test requires placing cobalt chloride paper into the entrance of the reaction vessel.
What is the testing process for hydrogen gas?
Place a lit match near the reaction vessel
A squeaky popping sound confirms hydrogen production.
What is the testing process for oxygen gas?
Place a glowing splint into the opening of the reaction vessel
If the splint relights, oxygen is present.
What is the testing process for carbon dioxide gas?
Bubble the gas through limewater
A milky white color indicates carbon dioxide.
What is the testing process for water?
Place cobalt chloride paper into the entrance of the reaction vessel
A color change from blue to pink indicates water.
