Question

how can we test so2 and so3 gasses?​

Answer 1

Answer:

we can taste the presence of SO2 and SO3 gas by passing it from water because on passing through water it reacts and makes water acidic as like acid rain. Now we can check whether it is a Sulphuric or Sulphurous acid

Explanation:

Answer 2

Answer:

• Sulphur dioxide is a odorless and pungent gas. Test : Sulphur dioxide gas turns acidified potassium dichromate solution from orange to green colour.

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