1. Tardigrade
  2. Question
  3. Chemistry
  4. Assertion: The pH of NH4Cl solution in water is less than 7 and pH of CH3COONa solution is more than 7. Reason: NH4Cl is a salt of weak base NH4OH and strong acid HCl whereas CH3COONa is salt of a weak acid CH3COOH and strong base NaOH.

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Q. Assertion : The $pH$ of $NH_4Cl$ solution in water is less than $7$ and $pH$ of $CH_3COONa$ solution is more than $7$.
Reason : $NH_4Cl$ is a salt of weak base $NH_4OH$ and strong acid $HCl$ whereas $CH_3COONa$ is salt of a weak acid $CH_3COOH$ and strong base $NaOH$.

Equilibrium

Solution:

Correct answer is (a) If both assertion and reason are true and reason is the correct explanation of assertion