Question

assertion(A)- aqua regia is used for disintegration of gold
reason(R)- aqua regia is a very strong acid, it is the mixture of concentrated hcl and hno3​

Answer 1

here's your answer buddy..

Answer 2

Answer:

Both Assertion and Reason are correct.

Explanation:

Aquar Regia: 3HCl (conc.) + HNO3 (conc.)

This is a very strong acidic compound capable of dissolving even the layers of least reactive metals like Gold., etc.