Blister copper is:

Options

A. impure copper
B. obtained in self reduction process during bessemerisation
C. both a and b are correct
D. None of these

Answer

C

Explanation

The solidified copper obtained after bessermerisation is impure and contains Fe,Ni,Zn,Ag,Au,etc. as impurity. It has blistered like appearance due to the evolution of `SO_(2)` and so it is called blister copper.