Which of the following is chlorine isolated from by oxidation?

Where are the magnetic particles collected in concentration by electromagnetic separation?

Ores obtained from the Earth’s crust are always pure.

How are the oxides of less reactive metals like silver and mercury reduced?

In thermite process, what is the reducing agent used?

Which of the following is an electrolyte used during the electrolytic refining of copper?

Which of the following processes involves the dissolution of the ore in a suitable reagent followed by precipitation of …

Which of the following is not a suitable ore for extracting iron?