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p-Block Elements - I
medium
The structure of diborane $({B_2}{H_6})$ contains
A
Four $2c$ - $2e$ bonds and two $3c$ - $2e$ bonds
B
Two $2c$ - $2e$ bonds and four $3c$ - $2e$ bonds
C
Two $2c$ - $2e$ bonds and two $3c$ - $3e$ bonds
D
Four $2c$ - $2e$ bonds and four $3c$ - $2e$ bonds
(AIEEE-2005)
Solution
(a) $3c – 2e:B – H – B$;
$2c – 2e:H – B – H$
$\begin{array}{*{20}{c}}
{^H} \\
{_H}
\end{array}\begin{array}{*{20}{c}}
\backslash \\
/
\end{array}B\begin{array}{*{20}{c}}
/ \\
\backslash
\end{array}_H^H\begin{array}{*{20}{c}}
\backslash \\
/
\end{array}B\begin{array}{*{20}{c}}
/ \\
\backslash
\end{array}_H^H$
Standard 11
Chemistry
