Enthalpy of Neutralization of Strong Acid and Strong Base NEET Questions

Organic Chemistry - Principles of Practical Chemistry

Enthalpy of Neutralization of Strong Acid and Strong Base MCQ Questions


1.
The enthalpy of neutralization of a strong acid with a strong base is typically
A.
-13.7 kJ/mol
B.
-33.5 kJ/mol
C.
-57.3 kJ/mol
D.
-85.5 kJ/mol
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ANSWER :
C. -57.3 kJ/mol
2.
Which of the following acids is considered a strong acid for neutralization reactions?
A.
HNO₂
B.
CH₃COOH
C.
HCl
D.
H₂CO₃
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ANSWER :
C. HCl
3.
The standard enthalpy change of neutralization for strong acid-strong base is constant because
A.
Both undergo complete dissociation
B.
Partial dissociation of acid
C.
Strong base is weakly dissociated
D.
Neutral products formed
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ANSWER :
A. Both undergo complete dissociation
4.
Which of the following reactions will have the enthalpy change closest to -57.3 kJ/mol?
A.
HCl + NH₃
B.
HF + NaOH
C.
HCl + NaOH
D.
CH₃COOH + NaOH
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ANSWER :
C. HCl + NaOH
5.
In calorimetry experiment, if 100 mL of 1 M HCl is mixed with 100 mL of 1 M NaOH, the temperature rises due to
A.
Absorption of heat
B.
Heat of dilution
C.
Enthalpy of ionization
D.
Enthalpy of neutralization
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ANSWER :
D. Enthalpy of neutralization
6.
Which of the following pairs will have nearly same enthalpy of neutralization?

NEET - 2022

A.
HNO₃ + NaOH and HCl + KOH
B.
HF + NaOH and HCl + NaOH
C.
HCOOH + NaOH and HCl + NaOH
D.
HCl + NH₃ and CH₃COOH + NaOH
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ANSWER :
A. HNO₃ + NaOH and HCl + KOH