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 13 of 28

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Q121.
While calculating empirical formula, simplest ratio is obtained by dividing
Discuss
Answer: (a).the smallest number
Q122.
To balance Al(OH)โ‚ƒ + HNOโ‚ƒ โ†’ Al(NOโ‚ƒ)โ‚ƒ + Hโ‚‚O, number of Hโ‚‚O molecules produced will be

a.

2

b.

4

c.

6

d.

8

Discuss
Answer: (c).6
Q123.
Hydrogen Sulfate (Hโ‚‚SOโ‚„) has
Discuss
Answer: (b).negative charge
Q124.
To balance Cu + Hโ‚‚SOโ‚„ โ†’ CuSOโ‚„ + Hโ‚‚O + SOโ‚‚; number of Hโ‚‚SOโ‚„ molecules will be

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q125.
One molecule each of Magnesium Chloride (MgClโ‚‚), Water (Hโ‚‚O) and Carbon dioxide (COโ‚‚) results if reactants are
Discuss
Answer: (b).MgCOโ‚ƒ and 2HCl
Discuss
Answer: (c).aqueous elements are shown as the ions it produces in solution
Q127.
All of these radicals have a valency of -1, except
Discuss
Answer: (b).SOโ‚„
Q128.
Formula of Calcium Nitride (Caโ‚ƒNโ‚‚) is
Discuss
Answer: (c).Caโ‚ƒNโ‚‚
Q129.
Natural gas consists of
Discuss
Answer: (a).methane
Q130.
Consider chemical reaction ZnCOโ‚ƒ + HNOโ‚ƒ โ†’ Al(NOโ‚ƒ)โ‚ƒ + Hโ‚‚O, number of HNOโ‚ƒ molecules required for a balanced equation will be

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2