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Subject - Chemistry:

Basics

MCQ - 127-2313

Question:

Heat of neutralization of strong acid by strong base is a constant value

  1. Salts formed does not hydrolyze
  2. Only H+ and OH- ions react in every case
  3. Strong acid and strong base react completely
  4. Only H+ and OH- ions react in every case

Correct Answer: B

Explanation:

The enthalpy of neutralization (ΔHn) is the change in enthalpy that occurs when one equivalent of an acid and one equivalent of a base undergo a neutralization reaction to form water and a salt. It is a special case of the enthalpy of reaction. It is defined as the energy released with the formation of 1 mole of water.

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