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D and F Block Elements question

2007 · Shift 0 · Q21
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D and F Block Elements question

2007 · Shift 0 · Q21

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
Identify the incorrect statement among the following :
  1. A
    d-Block elements show irregular and erratic chemical properties among themselves
  2. B
    La and Lu have partially filled d orbitals and no other partially filled orbitals
  3. C
    The chemistry of various lanthanoids is very similar
  4. D
    4f and 5f orbitals are equally shielded
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