Question

Name one salts whose solution has pH more than 7 and one salts whose solution has pH less than 7.

Answer 1

ph more than 7 is CH3COONa
ph less than 7 is NH4Cl

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.