Pick out the wrong statement.

Percentage of ash in coke produced from medium coking coal is more than that in coal

The calorific value (kcal/Nm³) of coke oven gas reduces on removal of hydrogen from it by cryogenic method

Ash is normally removed as

Answer

Coal based fertiliser plants in India at Talcher (Orissa) and Ramagundam (A.P.) employ Kopper-Totzek process of coal gasification

Answer: Option C

Answer: Option C

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