Question

name one salt whose solution has ph value more than 7 and salt solution whose ph is less than 7

Answer 1

Answer: salt with pH less than 7 = copper chloride CuCl2

Salt with pH more than 7 = sodium acetate CH3COONa

Answer 2

pH more than 7 ⇒ Na₂CO₃ (sodium Carbonate)

Salt of weak acid & strong base.

pH more less than 7 ⇒ NH₄Cl (Ammonium Chloride)

Salt of weak base & strong acid.