In the structure * 20 c C H_3 , , , , , , , , , , , | , , , , , ,… - Vidyadip

MCQ

In the structure $\begin{array}{*{20}{c}}
{C{H_3}\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{^1{H_3}C{ - ^2}C{ - ^3}C{H_2}{ - ^4}C{H_3}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{C{H_{3\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}}
\end{array}$ Which one is quarternary carbon atom.......

A
$ 1$
✓
$2$
C
$ 3$
D
$5$

✓

Answer

Correct option: B.

$2$

(b) $\begin{array}{*{20}{c}}
{^5C{H_3}\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{^1{H_3}C{ - ^2}C{ - ^3}C{H_2}{ - ^4}C{H_3}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{^6C{H_{3\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}}
\end{array}$

$C - 2$ is quaternary carbon because it is attached to 4 other carbon atoms.

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