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Online MCQ test on Thermochemistry
– In this topic we offer you, online MCQ test in the fundmental of Thermochemistry.
– It is a simple test to measure the strength of your knowledge in the basics of understanding the topics of Thermochemistry
– The test consists of only (15) questions (multiple choice) you must answer all of them so that your final score appears automatically at the top of the topic.
– you will pass the Exam If get 70% or more
– If you fail the test, you can retake the test again by reloading the page
– Let’s start the test, good luck.
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#1. The calorific value is defined as the amount of heat produced in calories when _______
#2. The apparatus used to measure heat changes during chemical reactions is called _____
#3. The thermochemical equations may be ________
#4. Which of the following always has a negative value?
#5. The fuel efficiency of methane (mol mass = 16) is _______ that of ethane (mol mass = 30).
#6. The heat of neutralisation of a strong acid and a strong base is always _____
#7. The enthalpy of a system is defined by the relation.....
#8. The enthalpy change in the reaction above is termed as _____
#9. For an endothermic reaction _____
#10. In an exothermic reaction, the internal energy of the products is _______ internal energy of the reactants
#11. Which one of the following is correct for a reaction aA + bB → cC + dD where Δn = (c + d) – (a + b)
#12. The Kirchoff’s equation is ________
#13. For exothermic reactions, ΔH is _______ while for endothermic reactions it is _______.
#14. The change in enthalpy when one mole of a substance is dissolved in a specified quantity of solvent at a given temperature is called
#15. ΔH° represent the enthalpy change _________
#16. Hess’s law is used to determine _________
#17. In an exothermic reaction the heat energy is _______ while in endothermic reaction it is _______.
#18. The branch of chemistry which deals with the heat changes caused by chemical reactions is called
#19. For the reaction above , the change in enthalpy is given by ____
#20. The bond energy depends upon _____
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MCQs test onThermochemistry
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