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Which of the following is not a chemical...

Which of the following is not a chemical change?

A

Passing of steam over red hot coke.

B

Colour change of dilute nitric acid upon long standing.

C

Absorption of moisture by `P_(2)O_(5)`.

D

Absorption of moisture by `CaCl_(2)` .

Text Solution

Verified by Experts

The correct Answer is:
4
Anhydrous `CaCl_(2)` absorbs moisture till it becomes saturated and changes its physical state . Hence it is a deliquescent substance.
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