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  9. Q9

TNPSC Group-I 2019 · Question 9 of 9

Which of the following is strong acid and strong base reaction?

Chemistry

  1. AHCOOH + NH3
  2. BHCOOH + NaOH
  3. CHCl + NH3
  4. DHCl + NaOHCorrect

Answer: D. HCl + NaOH

Explanation

HCl is a strong acid and NaOH is a strong base; their reaction is the strong acid-strong base reaction. HCOOH is a weak acid and NH3 is a weak base.

Source: Appolo Study Centre compilation of TNPSC Group-I Preliminary Examination 2019 (03.03.2019) tentative answer key

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