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Question

Which of the following mixture is called aqua regia ?

A
Three parts of dil.HCI and 1 part of conc.HNO3
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B
Two parts of cone.HCI and two parts of conc.HNO3
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C
Three parts of cone.HCI and 1 part of dil.HNO3
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D
Three parts of conc.HCI and 1 part of conc.HNO3
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Solution

The correct option is D Three parts of conc.HCI and 1 part of conc.HNO3
Aqua regia is the mixture of conc.HCl and conc.HNO3 in the ratio of 3:1.

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