Question

what is Aqua-regia? Name two metals which are soluble in common reagents but dissolve in Aqua-regia.

Answer 1

Aqua regia is a mixture of nitric acid and hydrochloric acid, optimally in a molar ratio of 1:3. Aqua regia is a yellow-orange fuming liquid, so named by alchemists because it can dissolve the noble metals gold and platinum, though not all metals

Answer 2

your answer

aqua regia is the solution containing one part of hno3 and three parts of hcl and when this reaction take place nascent chlorine is given which dissolves Nobel metals like platinum and gold

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