Q7 · CSIR-NET Chemistry, June 2011

Paper: CSIR-NET June 2011 · Subject: Inorganic Chemistry · Chapter: Organometallic Compounds · Topic: Organometallic Compounds – General · Marks: 2 · Difficulty: Easy

Oxidation occurs very easily in case of
(a)$\left(\eta^{5}\text{-}\mathrm{C_5H_5}\right)_{2}\,\mathrm{Fe}$
(b)$\left(\eta^{5}\text{-}\mathrm{C_5H_5}\right)_{2},\;\mathrm{Co}$
(c)$\left(\eta^{5}\text{-}\mathrm{C_5H_5}\right)_{2},\;\mathrm{Ru}$
(d)$\left(\eta^{5}\text{-}\mathrm{C_5H_5}\right)_{2},\mathrm{Co}^{+}$
Answer
Answer: B ✓ checked by 4AB · confidence high
Explanation
Cobaltocene is a 19-electron complex and is oxidised very easily to 18-electron [Cp₂Co]⁺ (b).

Study loop for Organometallic Compounds

1. Practise the PYQsPrevious-year questions, with answers

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