Silver is refined by cupellation process, the process removes the impurity of:

Metal refined by cupellation process is

Assertion:- Boric acid cannot be titrated with NaOH solution. Reason:- Cupellation is the process used to remove silver impurity from Pb. Reason:- This method is used when metal is easily oxidised by air but oxidation of impurity is not possible.

Cupellation process is involved in the metallurgy of

Cupellation is a process used for the refining of

Cupellation process is used in the metallurgy of

Cupellation process is used in he metallurgy of :