WBCS.LIVE practice question

Which is the reducing agent in the thermit reaction carried out for repairing of the railway track?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Iron oxide
  2. Aluminium metal
  3. Aluminium oxide
  4. Iron metal

Correct answer and explanation

Correct answer: Aluminium metal

Explanation: āœ… Correct Answer: B) Aluminium metal šŸ“š Explanation: In the chemical reaction used to repair railway tracks, 'Aluminium metal' acts as the reducing agent. it reacts with iron oxide to create molten iron and intense heat. This liquid iron then flows into the cracks of the track to weld them together. The process is very effective because it produces extremely high temperatures very quickly.