The advantage(s) of using rather than air in the steel industry is(are) - there is a…
CHEMISTRY · Single correct · CBSE · Chemistry · Metals and Non-metals · Metals and Non-metals
Problem
The advantage(s) of using O2 rather than air in the steel industry is(are)
- there is a faster conversion, so a given plant can produce more steel in a day
- larger quantities can be handled
- it gives a pure product, and the surface is free from nitrides
(1) I only
(2) II and III only
(3) II only
(4) I, II and III