Understanding Atomic Structure Quiz

Which subatomic particle has a positive charge and is found in the nucleus of an atom?

• Electron

• Proton

• Neutron

• Photon

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DOK Level 2: Skill/Concept

What is the atomic number of an element that has 6 protons in its nucleus?

• 12

• 6

• 3

• 18

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DOK Level 2: Skill/Concept

If an atom has 8 protons, 8 neutrons, and 10 electrons, what is its overall charge?

• +2

• -2

• 0

• +1

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DOK Level 2: Skill/Concept

Which of the following statements correctly describes the relationship between the atomic number and the number of protons in an atom?

• The atomic number is always twice the number of protons.

• The atomic number is equal to the number of protons.

• The atomic number is the sum of protons and neutrons.

• The atomic number is the number of electrons minus the number of protons.

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DOK Level 2: Skill/Concept

An atom of carbon-14 has 6 protons. How many neutrons does it have?

• 6

• 8

• 14

• 12

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DOK Level 2: Skill/Concept

Which of the following particles is found outside the nucleus of an atom?

• Proton

• Neutron

• Electron

• Quark

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DOK Level 2: Skill/Concept

What is the mass number of an atom that has 15 protons and 16 neutrons?

• 15

• 16

• 31

• 30

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DOK Level 2: Skill/Concept

Which of the following best describes isotopes?

• Atoms with the same number of protons but different numbers of neutrons.

• Atoms with the same number of neutrons but different numbers of protons.

• Atoms with the same number of electrons but different numbers of protons.

• Atoms with the same number of protons and neutrons.

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DOK Level 2: Skill/Concept

How many electrons are in a neutral atom of oxygen-16?

• 8

• 16

• 6

• 14

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DOK Level 2: Skill/Concept

Which of the following elements has an atomic number of 1?

• Helium

• Hydrogen

• Lithium

• Beryllium

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DOK Level 2: Skill/Concept