Main source of lead is galena `(PbS)`. It is converted to Pb by `:`

Self`-` reduction process is `:`

Main source of lead is PbS . It is convered to Pb by: Self- reduction process is:

The metal obtained by self reduction process is

The matel obtained by self reduction process is:

What is meant by self-reduction process?

Main source of lead is PbS . It is converted to Pb by (I) PbS underset(Delta)overset("air")rarr PbO + SO_(2) (II) Self reduction process is

Lead (Pb) is mainly considered: