Concentrated sulphuric acid in a test tube changes to blue on adding s

1.	Concentrated sulphuric acid in a test tube changes to blue on adding small piece of copper on it
Answer» Answer: Yes Explanation: It is so because when metal reacts with acid it forms basic oxide so copper pieces ACT as indicator and show that when metal reacts with acid it forms basic oxide. Often when you dip red litmus PAPER in acid with metal it CHANGES its colour into blue.

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

Answer»

Answer:

Yes

Explanation:

It is so because when metal reacts with acid it forms basic oxide so copper pieces ACT as indicator and show that when metal reacts with acid it forms basic oxide. Often when you dip red litmus PAPER in acid with metal it CHANGES its colour into blue.

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

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