State the property of : Zinc due to which it is used in dry cells.
State a reason why zinc is used in:
(a) galvanisation, (b) dry cells, (c) cosmetics?
State one property of hydrogen due to which it is used in oxyhydrogen flame.
State the reason why zinc is used in dry cells and cosmetics?
State the property of :
Lead due to which it is used in making bullets.