Doubt from P Block

State if True /False in part 4 IMG_20191020_152250-1 and give respective reason....

True Because NO dimerise in liquid state and unpaired electron get paired.

But according to answer key it's False.... And it's a jee 1991 question....

see this .

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Well can u also help me with the 7 th part by confirming if it's true .... Since according to the answer key it's false but according to Google it's true...

See CCl4 has been used in fire extinguisher
So how it can be flammable.

Yes I agree. Thanks.