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