The d- and f-Block Elements

Bihar Board Class 12 · Chemistry · 31 past questions

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1. Q4 2025 Set D

   Lutetium (Lu) is

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2. Q5 2025 Set D

   Elements of which atomic numbers belong to $3d$ transition series ?

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3. Q6 2025 Set D

   The electronic configuration of copper ( Z = 29 ) is

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4. Q7 2025 Set D

   Which of the following is the electronic configuration of Lanthanide elements ?

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