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IE(2) for an element is inveriably highe...

`IE_(2)` for an element is inveriably higher than `IE_(1)` because

A

the size of cations is smaller than its atom

B

it is diffcult to remove electron from cations

C

ionization energy is endothermic

D

All of the above

Text Solution

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The correct Answer is:
A, B
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