1.

Assertion :Helium has the highest value of ionisation energy among all the elements known Reason : Helium has the highest value of electron affinity among all the elements known

Answer»

Both ASSERTION - and reason are TRUE and reason is correct EPLANATION for the assertion
Both assertion and reason are true but the reason is not the correct explanation for the assertion
Assertion is true and the reason is false
Both assertion and the reason are false

Answer :C


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