What is the atomic structure?

• The atomic structure refers to the arrangement and organization of subatomic particles within an atom.

• The atomic structure refers to the study of chemical reactions within an atom.

• The atomic structure refers to the physical properties of an atom.

• The atomic structure refers to the process of nuclear fusion within an atom.

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NGSS.HS-PS1-3

What are the three main subatomic particles?

• quarks, leptons, and bosons.

• protons, neutrons, and electrons

• photons, neutrinos, and positrons.

• ions, molecules, and atoms.

What is the charge and location of a proton?

• Negative charge, nucleus.

• Positive charge, electron cloud.

• Neutral charge, electron cloud.

• Positive charge, nucleus

What is the charge and location of a neutron?

• Positive charge, located in the nucleus.

• Negative charge, located in the nucleus.

• No charge, located in the electron cloud.

• No charge, located in the nucleus

What is the charge and location of an electron?

• Negative charge, located outside the nucleus

• Neutral charge, located outside the nucleus.

• Positive charge, located inside the nucleus.

• Positive charge, located outside the nucleus.

What is the atomic number of an element?

• The atomic number of an element is the number of neutrons in the nucleus of an atom.

• The atomic number of an element is the number of electrons in the nucleus of an atom.

• The atomic number of an element is the number of protons and neutrons in the nucleus of an atom.

• The atomic number of an element is the number of protons in the nucleus of an atom.

What is the mass number of an element?

• The number of protons and neutrons in an atom added together.

• The number of protons in an element.

• The atomic number of an element.

• The number of neutrons in an element.

What is an isotope?

• A variant of an element with the same number of electrons but a different number of protons.

• A variant of an element with the same number of protons but a different number of electrons.

• A variant of an element with the same number of protons but a different number of neutrons.

• A variant of an element with the same number of neutrons but a different number of protons.

Tags

NGSS.HS-PS1-8

What is the electron configuration of an atom?

• The number of electrons in an atom.

• The number of protons in an atom.

• The atomic number of an atom.

• The arrangement of electrons in an atom.

What is the relationship between energy levels and electron shells?

• Electron shells are smaller than energy levels.

• Each energy level corresponds to multiple electron shells.

• Energy levels and electron shells are unrelated.

• Each electron shell corresponds to a specific energy level.