Acids are used to make aqua regia, which of the following noble metals can be dissolved in it?
ایکوا ریگیا بنانے کے لئے تیزاب استعمال کیے جاتے ہیں ، اس میں مندرجہ ذیل نوبل دھاتوں میں سے کون سی تحلیل ہوسکتی ہے؟
Answer: Platinum, Palladium, Gold
Explanation
Aqua regia (a mixture of HCl and HNO₃) is strong enough to dissolve gold, platinum, and palladium.
Silver and iridium do not dissolve in aqua regia easily.
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