A) The repeating monomer units in bakelite are phenol and formaldehyde
B) Low density polythene is an example of branched chain polymers
C) Homopolymer contains a single type of monomer,
D) Vulcanization is the process of heating natural rubber with carbon
Correct Answer: D
Solution :
Vulcanization is the process of heating natural rubber with sulphur in order to develop some specific qualities such as abrasion resistance, heat resistance and elasticity.
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