Question

Which of the following salts will give an aqueous solution having pH of almost 7?

1. (i) NH4CI
2. (ii) Na2CO3
3. (iii) K2SO4

• A. 2 only
• B. 1 only
• C. All
• D. 3 only

Answer 1

Answer:

D. 3 only

• Among the given salts, only (iii) K2SO4 will form an aqueous solution with a pH of approximately 7