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What is aqua regia?

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प्रश्न

What is aqua regia?

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उत्तर

A mixture of three parts of conc. HCl and one part of conc. HNO3 is aqua regia. It gives nascent chlorine and can dissolve gold and platinum [noble metals].

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अध्याय 10: Study of Compounds C. Nitric Acid - lntext Questions [पृष्ठ १६८]

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एस पी सिंग Concise Chemistry [English] Class 10 ICSE
अध्याय 10 Study of Compounds C. Nitric Acid
lntext Questions | Q 1. (b) | पृष्ठ १६८
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