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Structure of Atom MCQs with Answers

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The structure of the atom is a fundamental concept in chemistry, essential for understanding the behavior of elements and compounds. Atoms consist of a nucleus, containing protons and neutrons, surrounded by electrons in various energy levels. Grasping this concept is crucial for students, and Structure of Atom MCQs with Answers provide an excellent way to reinforce learning.

Engaging with Atomic Structure Multiple Choice Questions helps students review and test their understanding of key concepts such as atomic number, mass number, electron configurations, and isotopes. The convenience to Practice Atomic Structure MCQs Online allows students to study flexibly, ensuring thorough preparation for exams.

For those preparing for assessments, Structure of Atom Exam Questions and Answers cover a comprehensive range of topics, providing a solid foundation in atomic theory. MCQs on Atomic Models and Theories delve into historical and modern models, including Dalton’s atomic theory, Rutherford’s model, and the quantum mechanical model, offering detailed insights into the evolution of atomic theory.

Structure of Atom Online Quiz

By presenting 3 options to choose from, Structure of Atom Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Structure of Atom Questions and Answers and click over the correct answer.

  • Test Name: Structure of Atom MCQ Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quiz, simply click on question and comment below that question, so that we can update the answer in the quiz section.

Structure of Atom MCQs

Structure of Atom

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1 / 40

What is the term for the electrons in the outermost energy level of an atom?

2 / 40

What is the total number of protons in an atom?

3 / 40

What is the smallest particle of an element that retains its chemical properties?

4 / 40

What is the term for the size of an atom, usually defined as the distance from the nucleus to the outermost electron shell?

5 / 40

What is the mass number of an atom?

6 / 40

What is the charge of a neutron?

7 / 40

What is the term for the average mass of an element's isotopes, taking into account their relative abundances?

8 / 40

What is the total number of protons and neutrons in an atom?

9 / 40

What is the term for the energy change that occurs when an electron is added to a neutral atom in the gaseous phase?

10 / 40

What is the term for the attraction between oppositely charged ions in a chemical compound?

11 / 40

What is the term for the sharing of electron pairs between atoms to form a stable compound?

12 / 40

What is the total number of neutrons in an atom?

13 / 40

What is the term for an atom that has gained or lost electrons, resulting in a positive or negative charge?

14 / 40

What is the smallest particle of an element that retains its chemical properties?

15 / 40

What is the atomic number of an element?

16 / 40

What is the term for the energy change that occurs when an electron is added to a neutral atom to form a negative ion?

17 / 40

What is the charge of a proton?

18 / 40

What is the term for the ability of an atom to attract shared electrons in a covalent bond?

19 / 40

What is the term for a measure of the ability of an atom to attract bonding electrons to itself?

20 / 40

What is the term for the energy required to break a chemical bond and separate two atoms?

21 / 40

What is the term for atoms of the same element with different numbers of neutrons?

22 / 40

What is the maximum number of electrons that can occupy the first energy level of an atom?

23 / 40

What is the term for the attraction of an atom for the electrons in a chemical bond?

24 / 40

What is the term for the energy required to remove the most loosely held electron from an atom?

25 / 40

What is the term for the energy required to remove an electron from an atom or ion in the gaseous state?

26 / 40

What is the term for the energy required to remove the outermost electron from a neutral atom in its ground state?

27 / 40

What is the charge of an electron?

28 / 40

What is the maximum number of electrons that can occupy the second energy level of an atom?

29 / 40

What is the term for atoms that have the same number of protons but different numbers of electrons?

30 / 40

What is the term for the weighted average mass of all naturally occurring isotopes of an element?

31 / 40

What is the term for the energy required to remove an electron from an atom in its gaseous state?

32 / 40

What is the maximum number of electrons that can occupy the third energy level of an atom?

33 / 40

What is the region surrounding the nucleus of an atom where electrons are likely to be found?

34 / 40

What is the term for the distance from the nucleus to the outermost electron shell of an atom?

35 / 40

What is the total number of electrons in a neutral atom?

36 / 40

What is the center of an atom where protons and neutrons are located?

37 / 40

What is the term for the distance between the nuclei of two bonded atoms in a molecule?

38 / 40

What is the term for atoms or molecules with the same molecular formula but different structural arrangements?

39 / 40

What is the term for the energy change that occurs when an electron is added to a neutral atom in the gaseous phase?

40 / 40

What is the term for the energy released when an electron is added to an atom in its gaseous state?

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Structure of Atom Flashcards

What is the smallest particle of an element that retains its chemical properties?

Atom

What is the term for the sharing of electron pairs between atoms to form a stable compound?

Covalent bond

What is the term for the attraction between oppositely charged ions in a chemical compound?

Ionic bond

What is the term for the energy change that occurs when an electron is added to a neutral atom in the gaseous phase?

Electron affinity

What is the term for the energy required to remove an electron from an atom or ion in the gaseous state?

Ionization energy

What is the term for the energy required to remove the outermost electron from a neutral atom in its ground state?

Ionization energy

What is the term for the distance from the nucleus to the outermost electron shell of an atom?

Atomic radius

What is the term for the energy change that occurs when an electron is added to a neutral atom in the gaseous phase?

Electron affinity

What is the term for a measure of the ability of an atom to attract bonding electrons to itself?

Electronegativity

What is the term for the energy required to break a chemical bond and separate two atoms?

Bond dissociation energy

What is the term for the size of an atom, usually defined as the distance from the nucleus to the outermost electron shell?

Atomic radius

What is the term for the energy required to remove the most loosely held electron from an atom?

Ionization energy

What is the term for the ability of an atom to attract shared electrons in a covalent bond?

Electronegativity

What is the term for the energy change that occurs when an electron is added to a neutral atom to form a negative ion?

Electron affinity

What is the term for the energy released when an electron is added to an atom in its gaseous state?

Electron affinity

What is the term for the attraction of an atom for the electrons in a chemical bond?

Electronegativity

What is the term for the energy required to remove an electron from an atom in its gaseous state?

Ionization energy

What is the term for the distance between the nuclei of two bonded atoms in a molecule?

Bond length

What is the term for the weighted average mass of all naturally occurring isotopes of an element?

Atomic weight

What is the term for the average mass of an element's isotopes, taking into account their relative abundances?

Atomic mass

What is the term for atoms or molecules with the same molecular formula but different structural arrangements?

Isomers

What is the term for atoms that have the same number of protons but different numbers of electrons?

Ions

What is the term for an atom that has gained or lost electrons, resulting in a positive or negative charge?

Ion

What is the term for atoms of the same element with different numbers of neutrons?

Isotopes

What is the term for the electrons in the outermost energy level of an atom?

Valence electrons

What is the maximum number of electrons that can occupy the third energy level of an atom?

18

What is the maximum number of electrons that can occupy the second energy level of an atom?

8

What is the maximum number of electrons that can occupy the first energy level of an atom?

2

What is the region surrounding the nucleus of an atom where electrons are likely to be found?

Electron cloud

What is the total number of neutrons in an atom?

Mass number - Atomic number

What is the total number of electrons in a neutral atom?

Atomic number

What is the total number of protons in an atom?

Atomic number

What is the total number of protons and neutrons in an atom?

Mass number

What is the mass number of an atom?

Number of protons + Number of neutrons

What is the atomic number of an element?

Number of protons

What is the charge of a neutron?

1

What is the charge of an electron?

-1

What is the charge of a proton?

1

What is the center of an atom where protons and neutrons are located?

Nucleus

What is the smallest particle of an element that retains its chemical properties?

Atom

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