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Transition Metals question

2021 · Q12
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Transition Metals question

2021 · Q12

IIT JAMChemistryTransition MetalsMCQ+2 / −0.67
The complex that does NOT obey the 18-electron rule is (Given: Atomic numbers of Ti, Mn, Ta and Ir are 22, 25, 73 and 77, respectively)
  1. A
    [(η⁵-C₅H₅)Ti(CO)₄]⁻
  2. B
    [Mn(SnPh₃)₂(CO)₄]⁻
  3. C
    [(η⁵-C₅H₅)Ir(CH₂)(PMe₃)]
  4. D
    [TaCl₃(PEt₃)₂(CHCMe₃)]
View written solutionFree

Correct answer: D

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