Chemistry - PERIODIC TABLE Question with Solution | TestHub
ChemistryPERIODIC TABLEIonisation Energy,Medium2 minQB
ChemistryMediumsingle choice
The CORRECT ioniation energy order of III group elements is :-
Options:
Answer:
A
Solution:
Ionization energy generally decreases down a group. However, due to poor shielding by d and f electrons, Ga and Tl have higher ionization energies than expected.
The order is B > Tl > Ga > Al > In.
Stream:JEESubject:ChemistryTopic:PERIODIC TABLESubtopic:Ionisation Energy,
⏱ 2mℹ️ Source: QB
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