NEET Chemistry Hydrogen Questions Solved


When zeolites, (hydrated sodium aluminium silicate) is treated with hard water, the sodium ions are exchanged with:

(a) H+ ion

(b) Ca2+ ion

(c) SO42- ion

(d) OH- ion

(b) Na2Z + Ca2+            CaZ + 2Na+

Difficulty Level:

  • 15%
  • 62%
  • 18%
  • 7%