s-Block ElementsHard

Question

Washing soda on heating :

Options

A.releases carbon monoxide gas

B.releases carbon dioxide gas

C.both (A) and (B)

D.releases water vapours.

Solution

Na₂CO₃ . 10 H₂O Na₂CO₃ + 10 H₂O (g)
Na₂CO₃ does not decompose.

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