Fuels and Combustion
The reaction, C + CO₂ ⟷ 2CO, taking place during coal gasification is called the __________ reaction. n.

Reduction
Boudouard
Shift conversion
Neumann reversal

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Fuels and Combustion
Washing of coal

Reduces its sulphur and ash content
All of these
Controls its ash fusibility and increases its calorific value
Improves its coking properties

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