1.

Assertion : Network polymers are thermosetting. Reson : Network polymers have high molecular mass.

Answer»

Assertion and reason both are correct statements and reason does not explain assertion.
Assertion and reason both are correct statements but reason explains the assertion.
Both assertion and reason are wrong statements.
Assertion is correct statement and reason is wrong statement.

SOLUTION :Correct explanation : Extensive cross linking during POLYMERIZATION LEADS to the formation of three dimensional NETWORK solied which is hard , influsible and INSOLUBLE.


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