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. |