Of the Compounds Listed Below, Only 2 Has a Chiral $\quad$

True/False

Of the compounds listed below, only 2 has a chiral centers. 1. $\quad$$\mathrm{OH}$
$\quad$$\quad$ |
$\mathrm{CH}_{3} \mathrm{CHCH}_{3}$

2. $\quad$$\mathrm{Br}$
$\quad$$\quad$ |
$\mathrm{CH}_{3} \mathrm{CHCHCH}$
$\quad$$\quad$$\quad$$\quad$ |
$\quad$$\quad$$\quad$$\mathrm{CH}_{3}$

3. $\quad$$\mathrm{CH}_{3}$
$\quad$$\quad$ |
$\mathrm{CH}_{3} \mathrm{CHCHCH}$
$\quad$$\quad$$\quad$$\quad$ |
$\quad$$\quad$$\quad$$\mathrm{CH}_{3}$