Column equation/law in Column I with statement in Column II. Column I Column II A.First law of thermodynamics 1.Variation of enthalpy of a reaction with temperature.B.Kirchhoff equation2.Energy can neither created nor destroyed.C.Second law of thermodynamics3.Entropy of an isolated system tends to increase and reach a maximum value. D.Hess's law of constant heat summation4.Enthalpy change in a reaction is always constant and independent of the manner in which the reaction occurs. Codes A B C D

The correct answer is C. The correct match is A-2, B-1, C-3, D-4.

Column equation/law in Column I with statement in Column II…

Chemistry Thermodynamics and Thermochemistry Matching Type Question Single Correct MCQ

Published on: August 13, 2026

Column equation/law in Column I with statement in Column II.

Column I	Column II
A.	First law of thermodynamics	1.	Variation of enthalpy of a reaction with temperature.
B.	Kirchhoff equation	2.	Energy can neither created nor destroyed.
C.	Second law of thermodynamics	3.	Entropy of an isolated system tends to increase and reach a maximum value.
D.	Hess's law of constant heat summation	4.	Enthalpy change in a reaction is always constant and independent of the manner in which the reaction occurs.

Codes

A B C D

2 3 1 4

3 4 1 2

2 1 3 4

2 4 1 3

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The correct answer is:

The correct match is A-2, B-1, C-3, D-4.

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