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The First ionisation potential of Na ,Mg...

The First ionisation potential of Na ,Mg and Si are 496 , 737 and 786 `"kj mol"^(-1)` respectively . The ionisation potential of Al will be closer to

A

`760"kj mol"^(-1)`

B

`575 "kJ mol"^(-)`

C

`801 "kJ mol" ^(-1)`

D

`419 "kJ mol"^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
b
Ionization potential order: `NaltAlltMgltSi`
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