In acidic solution, [H₃O ] > [OH⁻]. The correct option is C.
Hydronium ion is the simplest form of oxonium ion, and it is derived from the protonation of water. It is produced by dissolving the Arrhenius acid in water.
Hydroxide ion is a diatomic anion formed with oxygen and hydrogen with single covalent bond.
The concentration of hydronium ions in an acidic aqueous solution will be higher than the concentration of hydroxide (OH-) ions.
Thus, the correct option is C, [H₃O ] > [OH⁻].
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