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Assertion: A colloidal sol of As2S3 is c...

Assertion: A colloidal sol of `As_2S_3` is coagulated faster by 0.1 M `BaCl_2` than by 0.1 M NaCI.
Reason: `BaCl_2` give double the number of `Cl^(-)` ion than NaCI.

A

If both assertion and reason are correct and reason is the correct explanation of assertion .

B

Both assertion and reason are correct but reason is not the correct explanation of assertion

C

If assertion is correct and reason is not correct

D

Assertion is wrong and reason is correct

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