What is aqua regia ? How it dissolves gold?

What is aqua regia ? How it dissolves platinum?

What is aqua regia? Write its reaction product with gold and platinum.

State why aqua regia dissolves gold , which in insoluble in all other acids.

Aqua regia is a mixture of

Give equations to show the use of aqua regia in dissolving platinum

How does aqua-regia act on dissolving black HgS?

The amount of electricity which release 2.0g of gold from a gold salt is same as that which dissolves 0.967g of copper anode during the electrolysis of copper sulphate solution. What is the oxidation number of gold in the gold ion ? (At mass of Cu=63.5,Au=197)

What is produced when SO_2 is dissolved in water?

The given below experiment is to show tap water contains dissolved gases. Based on this, answer the below questions: How is the dissolved oxygen in water helpful for marine life?

Aqua regia , which is used for dissolving noble metals like gold and plantium etc. is