impurity atoms with which pure silicon should be doped to make a p - type semiconductor are those of

The impurity atoms with which pure silicon should be doped to make a p-type semiconductors are those of

The impurity atoms with which pure silicon may be doped to make it a p-type semiconductor are those of

The impurity atoms with which pure silicon may be droped to make it a n-type semiconductor are those of (i) gallium (ii) boron (iii) indium (iv) aluminium

Name an element with which silicon should be doped to given n-type of semiconductor.

Name an element with which silicon should be doped to given n-type of semiconductor.

The impurity atoms needed to make a p-type semiconductor are

The impurity atoms needed to make a p-type semiconductor are