MDCAT Thermo-Chemistry and Energetics of Chemical Reactions Test Online

Chemistry Thermochemistry MCQS Online Test

MDCAT Chemistry Thermochemistry Chapter Online Test

Total Questions: 108
Time Allowed: 60 Minutes
Total Marks: 108
How to Attempt Test: Please choose the right Option in MCQ-type question.
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MDCAT Chemistry Thermochemistry Test

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Chemistry

1. Reaction in which heat is evolved

2. What type of chemical reaction absorbs energy and requires energy for the reaction occur?

3. Standard enthalpy and standard entropy changes for the oxidation of ammonia at 298 K are -382.64kJ mol¯¹ and -145.6kJ¯¹ mol¯¹ respectively. Standard Gibbs energy change for the same reaction at 298 K is

4. For a given process, the heat changes at constant pressure (qp) and at constant volume (qv) are related to each other as:

5. In thermodynamics which one of the following is not an intensive property?

6. A spontaneous change means

7. In endothermic reactions, the heat content of the

8. When a bond breaks

9. Which one is not state function?

10. A mixture of ice and water contains 60 g of ice and water. If 60 J of heat energy is removed from this mixture, some of the

11. Four containers hold the following quantity at the same temperature. Which one has the highest heat capacity?

12. Enthalpy of a reaction can be measured by

13. An exothermic reaction is one in which the reacting substances

14. The law of thermodynamics that provides the basis for the determination of absolute entropy of substance is

15. In measurement of melting point of solid, the leaker used will be

16. Choose the S.I units for molar heat capacity among the following

17. The reason of kinetic energy of the molecules of a gaseous substance among the following is

18. Unit of heat in S.I system is

19. ______ is the study about energy of a chemical system

20. 10.16 g of graphite is burnt in a bomb calorimeter and the temperature rise recorded is 3.78 K. Calculate the enthalpy of combustion of graphite if the heat capacity is 86.02 KJ K¯¹

21. The energy required to break 1 mole of bonds to form neutral atom is

22. In order to decompose 9 g of water 142.5 kJ of heat is required. Hence enthalpy of formation of water is

23. Endothermic changes are indicated through

24. The enthalpy of formation of carbon monoxide will be

25. The branch of science which deals with energy transformation is known as


 

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