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 6 of 20

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Q51.
In an equation, the positive sign (+ฮ”H) indicates that the reaction is
Discuss
Answer: (a).endothermic
Q52.
The endothermic chemical reaction absorbs energy from
Discuss
Answer: (a).surrounding
Q53.
Anhydrous calcium chloride (CaClโ‚‚) and water (Hโ‚‚O) react together to heat the food by
Discuss
Answer: (b).exothermic
Q54.
The chemical reactions which emit energy to surroundings are called
Discuss
Answer: (b).exothermic
Q55.
Benefits of using small cells could be
Discuss
Answer: (d).all of above
Q56.
An electrochemical cell in which fuel gives up electrons at one electrode and oxygen gain electrons at another electrode is known as
Discuss
Answer: (a).fuel cell
Q57.
In 1748, the first time the word used in connection with electricity was
Discuss
Answer: (a).battery
Q58.
By passing the electricity through electrochemical cells, they can be
Discuss
Answer: (a).recharged
Q59.
The advantage of fuel cell over petrol is its only product
Discuss
Answer: (b).water
Q60.
The estimated range of voltage of ordinary dry cells is
Discuss
Answer: (c).1.5-2V