1.

Carbon percentage is maximum in

Answer»

Pyrene
Gammexane
Ethylene glycol
PVC

Solution :`%` of C =` ("Mass of C")/("Mass of substance")xx100`
`"CC"l_(4)=(12)/(154)xx100=7.79%`
`C_(6)H_(6)Cl_(6)=(72)/(291)xx100=24.74%`
`CH_(2)OH-CH_(2)OH=(24)/(62)xx100=38.70%`


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