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gold dissolves in aqua regia to give...

gold dissolves in aqua regia to give

A

`Pt` to `[PtCl_(4)]^(-2)`

B

`Pt` to `PtCl_(2)`

C

`Ag` to `AgCl`

D

`Au` to `[AuCl_(4)]^(-)`

Text Solution

Verified by Experts

The correct Answer is:
D
`"Aquaregia rArr HNO_(3) + HCl [1 : 3]`
`Pt + "Aquaregia" rarr H_(2)[PtCl_(6)]`
`Au + "Aquaregia rarr H[AuCl_(4)]`
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