Question

guys plz fast tell tests for different gases
plz fast . It is important.​

Answer 1

Answer:

SO2 – It turns acidified potassium dichromate solution from orange to green colour.

CO2 – When lime water turns milky, the gas introduced in it is CO2.

H – After chemical reaction, if the gas released burns with a pop sound, then it is hydrogen.

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Answer 2

Answer:

Is this ur real dp?.....mate