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D and F Block Elements question

2014 · Q97
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D and F Block Elements question

2014 · Q97

NEETChemistryD and F Block ElementsMCQ+4 / −1
Reason of lanthanoid contraction is
  1. A
    negligible screening effect of 'f'- orbitals
  2. B
    increasing nuclear charge
  3. C
    decreasing nuclear charge
  4. D
    decreasing screening effect.
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