Atomic Structure MCQs

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

Atomic Structure MCQs | Page 2 of 60

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Q11.
Chlorine's (Cl) relative atomic mass is 35.5. this half number is due to
Discuss
Answer: (a).isotopes
Discuss
Answer: (c).determine the mass of an atom
Q13.
Number of electrons (e-) in phosphorus (P) is 15. valence electrons shall be

a.

2

b.

8

c.

5

d.

4

Discuss
Answer: (c).5
Q14.
In periodic table, valence electrons are indicated by
Discuss
Answer: (a).Group Number
Q15.
Elements with 4-7 valence electrons are referred to as
Discuss
Answer: (b).non-metals
Q16.
If nucleon (mass) and proton (atomic) number is 40 and 20 respectively, element is
Discuss
Answer: (d).calcium
Q17.
If number of protons and electrons are 8 respectively, valence electrons are
Discuss
Answer: (c).6 in number
Discuss
Answer: (d).all of these
Q19.
Number of protons in sodium are 11. number of electrons in outermost shell will be

a.

1

b.

2

c.

3

d.

8

Discuss
Answer: (a).1
Q20.
Elements with 1-3 valence electrons are called
Discuss
Answer: (a).metals