Question
Match List I (substances) with List II (processes) employed in the manufacture of the substances and select the correct option.
| Column ${\rm I}$ (Substances) |
Column ${\rm I}$${\rm I}$ (Processes) |
|||
|---|---|---|---|---|
| (A) | Sulphuric acid | (i) | Haber's process | |
| (B) | Steel | (ii) | Bessemer's process | |
| (C) | Sodium hydroxide | (iii) | Leblanc process | |
| (D) | Ammonia | (iv) | Contact process | |