3 i suppose
47) Polymer obtained by condensation polymerization is
1) Poly ethene 2) Teflon
3) Phenol formaldehyde 4) Nitrile rubber
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2 Answers
ankit mahapatra
·Apr 28 '09 at 12:04
Poly ethene Teflon and Neoprene are addition polymers . So left is phenol formaldehyde.