ABC26IN0181 · Main Group Elements

Subject: Inorganic Chemistry · Chapter: Main Group Elements · Topic: Main Group Elements – General · Exam: CSIR-NET 2012 · Marks: 2 · Difficulty: Hard

Structure of a carborane with formula, $\mathrm{C_2B_4H_8}$, is formally derived from
(a)Closo-borane
(b)Nido-borane
(c)Arachno-borane
(d)Conjuncto-borane
Answer
Answer (as printed): B
Explanation
$\mathrm{C_2B_4H_8}$; $(\mathrm{BH})_2\mathrm{B_4H_8} = \mathrm{B_6H_{10}}$; $[\mathrm{B_6H_6}]^{4-} \rightarrow$ nido borane.

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