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Coordination Compounds question

2004 · Q96
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Coordination Compounds question

2004 · Q96

NEETChemistryCoordination CompoundsMCQ+4 / −1
Considering H2O as a weak field ligand, the number of unpaired electrons in [Mn(H2O)6]2+ will be (atomic number of Mn = 25)
  1. A
    three
  2. B
    five
  3. C
    two
  4. D
    four
View written solutionFree

Correct answer: B

In [Mn(H2O)6]2+

Mn+2 = [Ar] 3d54s0

AIPMT 2004 Chemistry - Coordination Compounds Question 47 English Explanation


In presence of weak field ligand H2O, there will be no pairing of electrons. So it will form a high spin complex, i.e. the number of unpaired electrons = 5.

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