MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistrys- Block 3.0Some Important Compounds of Sodium

Above 373K, the monohydrate sodium hydrogen carbonate becomes completely anhydrous and called as

A.Potash ash

B.Soda ash✓ Correct

C.Pearl ash

D.Brine ash

Explanation

When sodium carbonate decahydrate is heated above 373K, it completely looses its water of crystallization to produce anhydrous sodium carbonate which is known as soda ash

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