Structurally nickellocene is similar to ferrocene. Nickellocene attains stability due to the formation of · ABC26IN0511
Subject: Inorganic Chemistry · Chapter: Organometallic Compounds · Topic: Cluster Compounds Wade Rules · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Medium
Structurally nickellocene is similar to ferrocene. Nickellocene attains stability due to the formation of
(a)a monocation
(b)a dication
(c)a monoanion
(d)a dianion
Answer
Answer: B ✓ checked by 4AB · confidence medium
Explanation
Nickelocene is a 20-electron complex; losing two electrons gives the 18-electron dication [Cp₂Ni]²⁺, which is why it is readily oxidised.
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