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The first ionization energy of Na, Mg, A...

The first ionization energy of Na, Mg, Al and Si are in the order of:

A

`Na lt Al lt Mg lt Si`

B

`Na gt Mg gt Al gt Si`

C

`Na lt Mg lt Al gt Si`

D

`Na gt Mg gt Al lt Si`

Text Solution

Verified by Experts

The correct Answer is:
A
All are elements of the same period.
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