Q76 · CSIR-NET Chemistry, December 2015

Paper: CSIR-NET December 2015 · Subject: Inorganic Chemistry · Chapter: Organometallic Compounds · Topic: Organometallic Compounds – General · Marks: 2 · Difficulty: Easy

For uranocene, the correct statement(s) is/are
(a)oxidation state of uranium is ' +4 '
(b)it has cyclooctatetraenide ligands
(c)it is bent sandwich compound
(d)it has ' -2 ' charge.
Answer
Answer: A ✓ checked by 4AB · confidence high

Answer: (A) and (B).

Explanation
Answer: (A) and (B) — Uranocene, U(η⁸-C₈H₈)₂, contains U(IV) between two planar aromatic C₈H₈²⁻ rings. It is a neutral, parallel (D₈h) sandwich, not a bent one.

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