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The d & f Block Elements — Chemistry STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceChemistryThe d & f Block Elements1 Mark
Question
Variable valency of transition elements is on account of:
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Answer

  1. Incomplete d - orbitals.
Explanation:
D-block elements show variable valency due to their incomplete d-orbitals.

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