Noble metals get dissolved in aquaregia the composition of aqua regia is:

3 H C l + H N O_{3}

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3 H N O_{3} + H_{2} S O_{4}

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H C l + 3 H N O_{3}

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H N O_{3} + 3 h_{2} S O_{4}

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Solution

The correct option is A $3 H C l + H N O_{3}$
Aqua regia is a mixture of Hydrochloric acid ( $H C l$ ) and Nitric acid $H N O_{3}$ at a ratio of 3:1 or 4:1 respectively.
It is used to dissolve gold and platinum and hence used in extraction of these noble metals.

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Similar questions

Q. Aqua-regia was so named by alchemists because it can dissolve noble metals like gold and platinum. Which of the following represents the correct composition of Aqua-regia?

Aqua-regia was so named by alchemists because it can dissolve noble metals like gold and platinum. Can you identify the proper composition of Aqua-regia from the given options?

Q. Why HCL and HNO₃cannot dissolve Gold and Platinum alone but their mixture,Aqua-Regia can?

Q. Which if the following noble metal cannot dissolve in aqua regia?

Q. Aqua regia is used to dissolve noble metals such as Pt(Platinum) and Au(Gold).

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Noble metals get dissolved in aquaregia the composition of aqua regia is:

The correct option is A 3HCl+HNO3Aqua regia is a mixture of Hydrochloric acid (HCl) and Nitric acid HNO3 at a ratio of 3:1 or 4:1 respectively.It is used to dissolve gold and platinum and hence used in extraction of these noble metals.

The correct option is A $3 H C l + H N O_{3}$
Aqua regia is a mixture of Hydrochloric acid ( $H C l$ ) and Nitric acid $H N O_{3}$ at a ratio of 3:1 or 4:1 respectively.
It is used to dissolve gold and platinum and hence used in extraction of these noble metals.