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Actinoid contraction is greater from element to element than lanthanoid contraction. Why

Actinoid contraction is greater from element to element than lanthanoid contraction. Why

Grade:9

2 Answers

Sumit Majumdar IIT Delhi
askIITians Faculty 137 Points
10 years ago
Dear student,
This is because of poor shielding of 5f electrons in actinoids than by the 4f electrons in lanthanoid.
Regards
Sumit
lmao
15 Points
5 years ago
In actinoid, 5f orbital haas a poorer shielding effect than 4f in lanthnoid.
therefore contraction is more in actinoid than lanthanoid 

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