GCSE CHEMISTRY - What is the Test for Carbon Monoxide Gas? - How do I test for Carbon Monoxide Gas?

Test for Carbon Monoxide Gas, CO₍_g₎.

1) Carbon monoxide gas has no colour or smell.

2) Carbon monoxide gas has no effect on moist litmus paper
or moist universal indicator paper - it is neutral.

3) Carbon monoxide gas burns with a blue flame
(this should not be confused with the yellow flame
produced during incomplete combustion of methane).

carbon monoxide + oxygen carbon dioxide.
2CO_(g) + O_2(g) 2CO_2(g)

Specific test.

There is no specific test for carbon monoxide gas.
The burnt gas (see above) is carbon dioxide.
See the test for carbon dioxide gas.

Note - carbon monoxide is very poisonous.