1.

Assertion: Copper liberates hydrogen from a dilute solution of hydrochloric acid. Reason: Hydrogen is below copper in the electrochemical series.

Answer»

If both assertion and reason are TRUE, and reason is the true explanation of the assertion
if both assertion and reason are true, but reason is not the true explanation of the assertion.
if assertion is true, but reason is false.
If both assertion and reason are false.

Solution :Correct A. Copper does not liberate hydrogen from DILUTE hydrochloric ACID solution.
Correct R. Copper is below hydrogen in the electrochemical series.


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