1.

Assertion (A) : Bakelite is a thermosetting polymer. Reason (R ) : On heating, polymeric chain becomes long and straight chain.

Answer»

Both Assertion (A) and Reason (R ) are CORRECT statements, and Reason (R ) is the correct EXPLANATION of the Assertion (A).
Both Assertion (A) and Reason (R ) are correct statements, but Reason (R ) is not the correct explanation of the Assertion (A).
Assertion (A) is correct, but Reason (R ) is INCORRECT statement.
Assertion (A) is incorrect, but Reason (R ) is correct statement

Answer :C


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