1.

Which one of the following polymers will not catch fire

Answer»

`(-CF_(2)-CF_(2)-)_(n)`
`(-CH_2-CH_(2)-)_(n)`
`(-UNDERSET(CL)underset(|)(C)H-underset(Cl)underset(|)(C)H-)_(n)`
`(-CH_(2)-underset(Cl)underset(|)(C)H-)_(n)`

Solution :Teflon `(-CF_(2)-CF_(2)-)_(n)` is STABLE UPTO 598 K.


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