Class 12 NEET Chemistry D And F Block Elements Questions

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Question : 19 of 110

Marks: +1, -0

Decrease in size from left to right in actinoid
series is greater and gradual than that in
lanthanoid series due to :

[NEET Re-2022]

5 f orbitals have greater shielding effect
4 f orbitals are penultimate
4 f orbitals have greater shielding effect
5 f orbitals have poor shielding effect

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