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  • When decahydrate of washing soda is treated with dry air , the product formed in the given process is :Option: 1 NaHCO3.7H2O</p

When decahydrate of washing soda is treated with dry air , the product formed in the given process is :

Option: 1

NaHCO3.7H2O


Option: 2

NaHCO3.8H2O


Option: 3

NaHCO3.2H2O


Option: 4

NaHCO3.H2O


Answers (1)

best_answer

As we learnt ,

Na2CO3 crystallises from water as decahydrate. Upon exposure to dry air, it forms monohydrate

Na _{2}CO_{3}.10H_{2}O\overset{dry air}{\rightarrow}Na_{2}CO_{3}H_{2}O+9H_{2}O

Therefore, option (4) is correct.

Posted by

HARSH KANKARIA

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