ICSE Class 10 Answered
What is the function of HCl in aqua regia
Asked by lovemaan5500 | 02 Oct, 2017, 12:07: PM
Expert Answer
In aqua regia, HCl forms tetrachloroauric acid H(AuCl4) complex with gold.
2Au + 3HNO3 + 11HCl → 2H[AuCl4] + 6H2O + 3NOCl
Answered by Prachi Sawant | 03 Oct, 2017, 12:30: PM
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