Question

The pH value of 0.001 M aqueous solution of NaCl is

• A. 7
• B. 4
• C. 11
• D. unpredictable

Answer 1

Answer: (A)

7

Answer 2

Concept: $pH$ is a scale used to specify the acidity or basicity of an aqueous solution. $pH <7$ : acidic solution $pH >7:$ basic solution $pH =7:$ neutral solution Correct Option: A Explanation: $NaCl$ is a salt. So $NaCl$ is neutral in nature. So whatever the concentration of $NaCl$ will be, it's $pH$ will always be 7 .