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Question: Answered & Verified by Expert
Effective atomic number (EAN) of Mn in Mn 2 (CO) 10 is
ChemistryCoordination CompoundsNEET
Options:
  • A 36
  • B 35
  • C 72
  • D 40
Solution:
2557 Upvotes Verified Answer
The correct answer is: 36
In Mn 2 (CO) 10 , there is one MnMn bond
Electron present in 2 Mn = 50
Electrons donated by 10 CO = 20
Electrons in one MnMn bond = 2
Total electrons = 72
So EAN per Mn=722=36 .

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