Chemistry, asked by krishna8757681148, 9 months ago

colourless concentrated sulphuric acid in a test tube changes to blue on adding a small piece of copper to it.

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Answered by Anonymous

Colourless concentrated sulphuric acid in a test tube changes to blue on adding a small piece of copper to it because copper displaces hydrogen from sulphuric acid and forms blue colored copper sulphate.❤

Answered by Anonymous

d) Colourless concentrated sulphuric acid in a test tube changes to blue on adding a small piece of copper to it because copper displaces hydrogen from sulphuric acid and forms blue colored copper sulphate.

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colourless concentrated sulphuric acid in a test tube changes to blue on adding a small piece of copper to it.​

Answers

d) Colourless concentrated sulphuric acid in a test tube changes to blue on adding a small piece of copper to it because copper displaces hydrogen from sulphuric acid and forms blue colored copper sulphate.

colourless concentrated sulphuric acid in a test tube changes to blue on adding a small piece of copper to it.