Which of the following is strongest acid
- $\mathrm{pH}=1$
- $\mathrm{pH}=2$
- $\mathrm{pH}=3$
- $\mathrm{pH}=4$
Solution
$\Rightarrow 1=-\log \left[\mathrm{H}^{\dagger}ight] \Rightarrow\left[\mathrm{H}^{+}ight]=10^{-1}$ which is higher than $10^{-2}, 10^{-3}$ and $10^{-4}$
$\therefore$ Options , and are wrong.
Asked in: JEE-TOPICTESTS-CHEMISTRY