Ionisation enthalpy ( _ i H _ 1 ~kJ ~mol ^ -1 ) for the elements of Group 13 follows the…
Chemistry · JEE Main · NTA Exams — p-Block Elements
Ionisation enthalpy \(\left(\Delta_{\mathrm{i}} \mathrm{H}_{1} \mathrm{~kJ} \mathrm{~mol}^{-1}\right)\) for the elements of Group 13 follows the order
- B > Al > Ga > In > Tl
- B < Al < Ga < In < Tl
- B < Al > Ga > In > Tl
- B > Al < Ga > In < Tl
Answer
(D) B > Al In < Tl
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