Chemistry, asked by patrapallabi96, 9 months ago

what physical & chemical change takes place when SO2 gas is passed through acidified K2Cr2O7 solution

Answers

Answered by abhishekrajkr7491

1

Answer:

chemical change occur in this type of reaction

Answered by ratipardeshi04

1

Explanation:

Sulfur dioxide gas turns acidified potassium dichromate solution from orange to green (physical change) reduced chromium +4 to +3 (chemical change).

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