Question

give the characteristics for So2 and H2​

Answer 1

Answer:

Test : Sulphur dioxide gas turns acidified potassium dichromate solution from orange to green colour. 3. H2 gas: If a burning match stick is brought near Hydrogen, the match stick burns with POP sound.

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Characteristic test for the following Gases :

CO2 gas :

SO2:

H2 gas:

O2 gas :