Carnallite is the ore of …………

The metal extracted from Galena is …………

The ore of mercury is ………….

The metal which do not displace hydrogen from dil. HCl is ……………

The formula of Galena is

The reactivity of metals Al, Ag, and Cu decrease in this order.

The stages involved in extraction of metal from its ore ……………..

The impurity present in ore is called…………….

Which of the following is a carbonate ore?

Which of the following is the correct formula of Gypsum?