1.

In the cyanide process for extraction of gold and silver from ores, the cyanide solution acts as a………

Answer»

leaching agent to bring ores into solution. 
leaching agent to dissolve all other constituents of ores leaving the GOLD and silver as mtals. 
leaching agent to bring the gold and silver into solution as CYANIDE COMPEXES and thus seperate these metals from the ores. 
reducing agent to REDUCE the gold and silver COMPOUNDS present in the ores into the metallic states. 

Answer :C


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