Which of the following are the products obtained from coal?
1) Coal tar
2) Petrol
3) Coal gas
4) Ammonical liquor
5) Paraffin wax
6) Coke
1, 3, 4, 6
The products of coal are as follows:
1. Coal tar: Used for making drugs, dyes, perfumes, paints etc.
2. Coal gas: Used as an industrial fuel.
3. Ammonical liquor: Used in various industries for making chemicals, fertilisers etc.
4. Coke: Used in manufacturing of steel and extraction of many metals.