Lanthanoid & Actinoids Contraction NCERT Intext Based MCQs The d and f Block Elements Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Statement I:	Actinoid contraction is greater from element to element than lanthanoid contraction.
Statement II:	5f orbitals have a poorer shielding effect than 4f orbitals.

1.	Statement I is True and Statement II is False.
2.	Statement I is False and Statement II is True.
3.	Both Statement I and Statement II are False.
4.	Both Statement I and Statement II are True.

Subtopic: Lanthanoid & Actinoids Contraction |

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