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Blue coloured solid anhydrous cobalt chl...

Blue coloured solid anhydrous cobalt chloride is exposed to atmosphere and forms pink coloured solid. From this, we can infer that cobalt chloride is

A

hygroscopic

B

deliquescent

C

efflorescent

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A
Cobalt chloride is a hygroscopic substance, and hence, absorbs moisture and forms pink-coloured hydrated cobalt chloride without undergoing any change in its state.
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