Chemical Energy MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chemical Energy, a fundamental topic in the field of Chemistry. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Chemical Energy MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Chemical Energy mcq questions that explore various aspects of Chemical Energy problems. Each MCQ is crafted to challenge your understanding of Chemical Energy principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Chemistry tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Chemical Energy MCQs are your pathway to success in mastering this essential Chemistry topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Chemical Energy. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Chemical Energy knowledge to the test? Let's get started with our carefully curated MCQs!

Chemical Energy MCQs | Page 15 of 20

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Q141.
The amount of heat absorbed or evolved when one mole of the compound is formed from its elements is
Discuss
Answer: (c).Enthalpy of formation
Q142.
In exothermic reaction, enthalpy of reactants is
Discuss
Answer: (b).More
Q143.
The heat change during any physical or chemical change taking place at constant pressure is called
Discuss
Answer: (c).Enthalpy change
Q144.
The units of heat capacity are
Discuss
Answer: (c).KJ/K
Q145.
In endothermic reaction, the enthalpy change of products is
Discuss
Answer: (a).Positive
Q146.
The apparatus used to measure the enthalpy of combustion of a substance is
Discuss
Answer: (c).Bomb calorimeter
Q147.
Amount of heat absorbed in melting one mole of solid is
Discuss
Answer: (a).Molar heat of Fusion
Q148.
During melting, there is change in intermolecular distances and potential energy of atom, ion and molecules
Discuss
Answer: (d).Negligible
Q149.
The quantity of heat q is evolved or absorbed during the reaction is given by
Discuss
Answer: (a).m x s x ฮ”T
Q150.
The amount of heat evolved when one mole of a substance is completely burnt in oxygen is
Discuss
Answer: (a).Enthalpy of combustion