Thermal pyrolysis of ethylene dichloride produces ____________________?

A. 10-2 to 10-5
B. 10-4 to 10-7
C. 10-1 to 10-2
D. 10-8 to 10-10

A. Resorcinol
B. Phenol
C. Para-cresol
D. Melamine

A. Dacron
B. Nylon
C. Rayon
D. Orion

A. Decreases with increase in molecular weight
B. Decreases with increase in temperature
C. Increases with increase in temperature
D. Does not vary with temperature rise

A. Soluble in all organic solvents
B. More brittle
C. Formed by addition polymerisation only
D. Easily reshaped & reused

A. Polyisoprene
B. Neoprene
C. Nitrile-butadiene
D. None of these