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Assertion Energy E(1) is required to rem...

Assertion Energy `E_(1)` is required to remove first electron from helium atom and energy `E_(2)` is to required to remove the second electron . Them `E_(1)ltE_(2).`
Reason Ionisation energy of single electron of `He^(+)` is 54.4 eV.

A

Both assertion and reason are correct and reason is the correct explanation of the assertion

B

Both assertion and reason are correct and reason is not the correct explanation of the assertion

C

Assertion is correct but reason is incorrect

D

Assertion is incorrect but reason is correct

Text Solution

Verified by Experts

The correct Answer is:
A
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