Chemical Formulae and Chemical Equations MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chemical Formulae and Chemical Equations, 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 Formulae and Chemical Equations 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 Formulae and Chemical Equations mcq questions that explore various aspects of Chemical Formulae and Chemical Equations problems. Each MCQ is crafted to challenge your understanding of Chemical Formulae and Chemical Equations 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 Formulae and Chemical Equations 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 Formulae and Chemical Equations. 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 Formulae and Chemical Equations knowledge to the test? Let's get started with our carefully curated MCQs!

Chemical Formulae and Chemical Equations MCQs | Page 24 of 28

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Q231.
In neutral or acidic solution, water or hydrogen ion may be added for balancing
Discuss
Answer: (c).Oxygen and hydrogen
Q232.
Enthalpy is equal to
Discuss
Answer: (a).E + PV
Q233.
Change of enthalpy is equal to heat of reaction at
Discuss
Answer: (b).Constant pressure
Q234.
Enthalpy of a system is measured in
Discuss
Answer: (a).Joule
Q235.
The change in enthalpy is determined by using
Discuss
Answer: (a).Calorimeter
Q236.
The product of internal energy and pressure-volume work is called
Discuss
Answer: (b).Enthalpy
Q237.
In homogeneous catalysis, the reactants and catalyst are in
Discuss
Answer: (a).Same phase
Q238.
A substance that promotes the activity of a catalyst is called
Discuss
Answer: (b).Activator
Q239.
These are complex protein molecules that catalyse organic reactions in living cells
Discuss
Answer: (a).Enzymes
Q240.
The catalytic activity of enzymes is greatly enhanced by the presence of a
Discuss
Answer: (a).Co-enzyme