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KCET2014ChemistryAldehydes and Ketones

The IUPAC name of the complex ion formed when gold dissolves in aquaregia is

Options

  1. Atetrachloridoaurate(I)
  2. Bdichloridoaurate(III)
  3. Ctetrachloridoaurate(III)
  4. Dtetrachloridoaurate(II)

Correct answer

C. tetrachloridoaurate(III)

Step-by-step solution

When gold dissolves in aqua region it gives tetrachloridoaurate (III) anion. ( 2 Au +3 H N O ₃+11 HCl 2 H [ AuCl ₄ ]+3 NOCl +6 H ₂ O )

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