Question

What is aqua - regia ??

Answer 1

Aqua-regia is a fuming acidic liquid which contains 3 parts of concentrated HCl and 1 part of Concentrated HNO3. It is a liquid which can also dissolve noble metals like gold,silver,platinum which do not even react with HCl or HNO3

Answer 2

it is a mixture of two concentrated acids .it has 1 part of nitric acid and 3 part of hydrocloric acid (HCl) its ratio is 1:3 it is very powerful