MHT CET 2026 Chemistry question

ChemistryThe d and f-Block ElementsMHT CET 2026

What is the atomic number of first post actinoid element ?

Answer: (C)

Solution

The actinoid series runs from actinium (Z = 89) to lawrencium (Z = 103), where the 5f subshell is complete. The elements after the actinoids (the 6d series of transition elements) begin

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Question ID VK-099973