Multiple choice

Which of the following is an Arrhenius acid?

  1. CH3COOH

  2. NaCl

  3. NaOH

  4. HCl

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Arrhenius acid is a substance that when added to water it increases the concentration of H1+ ions. So, HCl is an Arrhenius acid because when it is  added to water it  increases the concentration of H1+ ions.