Le-Blanc process is a primitive process for the manufacture of___________________?
Correct answer: D. Soda ash
- A. Caustic soda
- B. Hydrochloric acid
- C. Bromine from sea water
- D. Soda ash
Explanation
The Le-Blanc process converts common salt into sodium carbonate, commonly called soda ash, through sodium sulphate and subsequent reaction with limestone and coal. Caustic soda is associated mainly with causticisation or the chlor-alkali process.
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