According to Wade's theory the anion [B12 H12 ]2- adopts

ABC26IN0251 · Organometallic Compounds

Subject: Inorganic Chemistry · Chapter: Organometallic Compounds · Topic: Cluster Compounds Wade Rules · Exam: CSIR-NET 2015 · Marks: 2 · Difficulty: Easy

According to Wade's theory the anion $\left[\mathrm{B}_{12} \mathrm{H}_{12}\right]^{2-}$ adopts

(a)closo-structure

(b)arachno-structure

(c)hypo-structure

(d)nido-structure

Answer

Answer (as printed): A

Explanation

$[\mathrm{B_{12}H_{12}}]^{2-} \equiv [\mathrm{B_nH_n}]^{2-}$ Therefore, it is closo structure

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