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You can create printable tests and worksheets from these Grade 11 Atomic Structure questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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In the Bohr model,                                                            .
1. the electrons stay in place
2. the elections travel around the nucleus in an oval orbit
3. the electrons travel around the nucleus in a circular orbit
4. the electrons move side to side around the nucleus
5. none of the above
Ionization energy trends                                                             .
1. becomes greater up and to the right of the periodic table.
2. becomes greater up and to the left of the periodic table.
3. becomes greater down and to the right of the periodic table.
4. becomes greater down and to the left of the periodic table.
In chemistry, we describe an atom as
1. the tiniest unit of matter that keeps its characteristic chemical identity.
2. the simplest unit of a compound.
3. always being made up of carbon.
4. being smaller than an electron.
Which ion's configuration matches that of the noble gas whose electron-dot diagram is below?
1. $"N"^"3-"$
2. $"Rb"^"+"$
3. $"Ca"^"2+"$
4. None of the above
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
1. Hund’s Rule
2. Pauli Exclusion Principle
3. Aufbau Principle
4. None of the above
An atom's mass number mathematically equals
1. the total number of protons plus neutrons.
2. the total number of protons.
3. the total number of neutrons.
4. the total number of protons plus electrons.
What is true about the following element?
1. It gains 3 valence electrons to form an ion.
2. It loses 5 valence electrons to form an ion.
3. It loses 3 valence electrons to form an ion.
4. It gains 5 valence electrons to form an ion.

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Which represents a correct electron configuration for a chlorine atom?
1. [Ar]$4s^2 3d^10 4p^4$
2. [Ne]$3s^2 3p^6$
3. [Ne]$3s^2 3p^5$
4. [Ne]$3s^2 3p^4$
Given the number of valence electrons shown in the diagram, what can you conclude about this element?
1. It is nonreactive.
2. It only reacts with elements with 6 valence electrons.
3. It is reactive with elements that have 1 valence electron.
4. None of the above
Which represents a correct electron configuration for a zinc atom?
1. $1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^8$
2. $1s^2 2s^2 3s^2 4s^2 2p^6 3p^6 3d^10$
3. $1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10$
4. $1s^2 2s^2 2p^5 3s^2 3p^6 4s^2 3d^10 4p^1$

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If an atom loses one or more electrons, the atom becomes a(n)
1. positive ion.
2. negative ion.
3. different element.
4. isotope.