Formulae of gas
What is the chemical formula of carbon dioxide gas?
CO2
To test for hydrogen gas you use?
lighted splint
Observation for hydrogen gas test
Gas extinguish flame with a 'pop' sound
What is the chemical formula of oxygen and hydrogen gas?
O2 and H2
To test for oxygen gas you use?
glowing splint
Observation for oxygen test
Gas relights glowing splint
What is the chemical formula of ammonia gas?
NH3
To test for carbon dioxide gas you use?
limewater
Observation for carbon dioxide gas
Gas produce white precipitate in limewater.
What is the chemical formula of carbon monoxide gas?
CO
To test for ammonia gas you use?
damp red litmus paper
Observation for ammonia gas.
Gas turns damp red litmus blue.