# Answer the Following Question. Write a Chemical Reaction to Test Sulphur Dioxide Gas. Write a Chemical Equation Involved. - Chemistry

Write a chemical reaction to test sulphur dioxide gas. write a chemical equation involved.

#### Solution

Chemical reaction to test sulphur dioxide gas are:

$\ce{\underset{\text{Orange}}{K2CrO7}+ H2SO4 + SO2->[][green]K2SO4 + Cr2(SO4)3 + H2O}$

Concept: P - Block Group 16 Elements - Sulphur Dioxide
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