1.

Assertion: C Cl_(4) is not a fire extinguisher. Reason: C Cl_(4) is insoluble in water.

Answer»

If both ASSERTION and reason are true and the reason is the correct EXPLANATION of the assertion.
If both assertion and reason are true but reason is not the correct explanation of the assertion.
if assertion is true but reason is false.
If assertion is false but reason is true

Solution :`C Cl_(4)` is used as a fire extinguisher. Its DENSE, non-combustible vapours cover the burning substance and prevents the availability of oxygen around burning material.


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