Question

Explain $Na_{2}CO_{3}$ is alkaline while $CuSO_{4}$ is acidic.

Answer 1

Na2CO3 acts as an alkali because when dissolved in water, it dissociates into the weak acid carbonic acid and the strong alkali sodium hydroxide...
CuSO4 acts as an acid as when dissolved in water to give cupric hydroxide which is weak base and sulphuric acid which is strong acid. So hydrogen ion is more...