Why is HDPE tougher and more rigid than LDPE?
A) LDPE is a condensation polymer, while HDPE is an addition polymer.
B) HDPE is a condensation polymer, while LDPE is an addition polymer.
C) The two polymers are made of different monomers.
D) LDPE is made of linear chains, while HDPE is made of branched chains.
E) HDPE is made of linear chains, while LDPE is made of branched chains.

Question

Quizplus · Accepted Answer

HDPE is made of linear chains which pack closely together, resulting in stronger intermolecular forces and a more rigid structure, while LDPE has branched chains that prevent tight packing, making it less rigid.

Why Is HDPE Tougher and More Rigid Than LDPE