Question

What is Aqua Regia????​

Answer 1

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Aqua Regia is a mixture of Conc. Hydrochloric acid and Conc. Nitric acid in ratio of 3:1.

It is used to dissolve gold and platinum.

Formula - 3HCl + HNO3

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Answer 2

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Aqua regia is a corrosive reagent used to clean glassware and in gold refining processes. It is made by mixing nitric acid and hydrochloric acid in a 1:3 ratio. The name comes from the Latin 'royal water', as it can dissolve gold and platinum - medals associated with royalty.

❤NFPA 704: 0 3 0OX

❤Chemical formula: HNO3+3 HCl

❤Melting point: −42 °C (−44 °F; 231 K)

❤Boiling point: 108 °C (226 °F; 381 K)