Chemistry - Coordination Chemistry Question with Solution | TestHub
ChemistryCoordination ChemistryWerner theory + calculation of EANMedium2 minQB
ChemistryMediumsingle choice
[Re(CO)ₓ]⁻ obeys the 18-electron rule. CO is terminal and a two-electron donor; Re is in group 7. Find x and the oxidation state of Re.
Options:
Answer:
B
Solution:
Re is −1 and contributes 7−(−1) = 8 d electrons. Thus 8+2x = 18 gives x = 5.
Stream:JEESubject:ChemistryTopic:Coordination ChemistrySubtopic:Werner theory + calculation of EAN
⏱ 2mℹ️ Source: QB
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