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Assertion : Copper dissolves in dilute n...

Assertion : Copper dissolves in dilute nitric acid but not in dilute HCI.
Reason : Copper has positive `E^@`.

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true and reason not is the correct explanation of assertion.

C

If assertion is trun but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
A
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Assertion (A) : A small piece of zinc dissolves in dilute nitric acid but no hydrogen is evolved. Reason (R) : HNO_3 is an oxidising acid and oxidises hydrogen evolved to water.