Q4Multiple choice
The first ionisation enthalpies of Na, Mg, Al and Si are in the order:
- (i)Na < Mg > Al < Si
- (ii)Na > Mg > Al > Si
- (iii)Na < Mg < Al < Si
- (iv)Na > Mg > Al < Si
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(i) Na < Mg > Al < Si
The first ionisation enthalpies of Na, Mg, Al and Si are in the order:
(i) Na < Mg > Al < Si