Q. Which one of the following statements is not true?
A) The conjugate base of $H_{2}PO_{4}^{-}$ is $HPO_{4}^{2 -}$
B) $pH + pOH = 14$ for all aqueous solutions
C) The $pH$ of $1 \times 10^{- 8}$ M $HCl$ is 8
D) 96,500 C of electricity when passed through a $CuSO_{4}$ solution deposits 1 g equivalent of copper at the cathode
Explanation
(c)
Because pH = 8 shows basic nature but HCl is a strong acid
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.