BIS hallmark for gold jewellary is compulsory from first june #shorts #gold #hallmark

39.4 kg of gold was recovered from a smuggler. The number of atoms of gold recovered are :

Statement-1:In cyanide process for the extraction of gold and silver from their natives, ores, the cuanide solution acts as a reducing agent to reduce the gold and siver compound present in the ores into the metallic states. Statement-2:In the extraction of gold and silver, the cyanide solution acts as complexing ragent in the presence of air and form their respective soluble complexes.