The crystals of washing soda change to White powder when exposed to air
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The crystals of washing soda change to White powder when exposed to air due to loss of water of crystallization.
Washing soda is efflorescent ie. It loses water of crystallisation on exposure to air. It loses 9 out of the 10 molecules of water attached to it.
Washing soda is efflorescent ie. It loses water of crystallisation on exposure to air. It loses 9 out of the 10 molecules of water attached to it.
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When washing soda is exposed to air, it loses its water of crystallisation and becomes Na2CO3 (sodium carbonate) generally we can say when it is left open in the dry air, lose its water of crystallization.This change is named as efflorescence.
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