Multiple choice

Which of the following is used as a fuel and a reducing agent in smelting of iron ore in a blast furnace?

  1. Petrol

  2. CNG

  3. Diesel

  4. Coke

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Coke is used as a fuel and a reducing agent in smelting of iron ore in a blast furnace. In this process, iron oxide (haematite) is reduced to collect iron.