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Assertion: Ag and Au are extracted by le...

Assertion: `Ag` and `Au` are extracted by leaching the ores with a dilute solution of `NaCN`.
Reason: Impurities associated with these ores dissolve in `NaCN`.

A

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

B

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

C

If assertion is true, but reason is false

D

If both assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
C
Correct reason. Ag and Au dissolve in NaCN solution to form their soluble complexes.
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