JEE Main Chemistry question

The actinoids exhibit more number of oxidation states in general than the lanthanoids. This is because

(A)The -orbitals are more buried than the -orbitals.
(B)There is a similarity between and orbitals in their angular part of the wave function.
(C)The actinoids are more reactive than the lanthanoids.
(D)The -orbitals extend further from the nucleus than the -orbitals.Correct

Answer: (D)

Solution

The -orbitals of the actinoids extend further from the nucleus and are less effectively shielded than the -orbitals of the

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Question ID VK-147355