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Chemistry Chemical Energetics Online Quiz Test MCQs

Test Instructions

Test Name : Chemical Energetics Test
Subject : Chemistry General
Test Type : Mcqs
Total Question : 15
Total Marks : 30
Total Time : 20 Minutes

Given on this page is a online quiz on the topic of Chemical Energetics. Being one of the very important subject, questions related to various topics of Chemistry are often part of different written exams and in order to help you in preparing for them in best way possible, the free online quizzes related to its various topics are given on our website

Chemistry Chemical Energetics Online Quiz Test MCQs


1. Entropy is a measure of ______ system.

Question 1 of 16

2. In exothermic reactions,  ΔH is:

Question 2 of 16

3. A process is solid to be ______ if the temperature remains constant throughout.

Question 3 of 16

4. What is the value of internal of an element of 25°C at atmospheric pressure?

Question 4 of 16

5. What do you call the apparatus generally used for measuring heat changes?

Question 5 of 16

6. A substance or a mixture undergoing a physical change is called:

Question 6 of 16

7. Thermochemistry is the study of relationship between heat, energy and:

Question 7 of 16

8. What si not a state function?

Question 8 of 16

9. Any property which depends upon the state of system is called:

Question 9 of 16

10. A state function represents:

Question 10 of 16

11. The SI unit of heat + energy is:

Question 11 of 16

12. A state function represents:

Question 12 of 16

13. Entropy of universe tends towards:

Question 13 of 16

14. Al the naturally processes proceed with the:

Question 14 of 16

15. Which is most stable form of C at 25°C?

Question 15 of 16

16. Evaporation of water is a:

Question 16 of 16


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  1. In MCQ 4, all are state functions.

  2. Entropy of universe tends to be maximum.
    Exothermic reaction has -ve sign for H

  3. Yes the mcq is wrong

  4. There are some mistakes in these questions . In exothermic reaction , enthalpy is negative and value of Delta H is less than zero ,so heat is released . its sign is negative then. Secondly Entropy is the measure of disorder of system and its increasing gradually (not constant) which will result in heat death after million of years.

  5. i think increase

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