Question

At $25^{\circ }C$ the pH value of a solution is $6$, the solution is:

• A. neutral
• B. acidic
• C. alkaline
• D. basic

Answer 1

Answer: (B)

The pH value indicate extent of acidity or alkalinity of a substance. pH is defined as negative logarithm of $H_3{O}^{+}$ $pH=-\log [H_3{O}^{+}]$