Chemistry Chapter 4 Vocabulary Review

What are anions?

• Positive ions that have lost some of their valence electrons.

• Negative ions that have gained extra valence electrons.

• The smallest particle capable of chemical interactions.

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

What is an atom?

• The number of protons in the nucleus of an atom.

• Emissions from the cathode.

• The smallest particle capable of chemical interactions.

• Dispersed light that forms all the colors of the rainbow.

Tags

NGSS.MS-PS1-1

What does the atomic number (Z) represent?

• The number of protons in the nucleus of an atom.

• The name given to negatively charged cathode-ray particles.

• A fundamental property of all submicroscopic systems.

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

What are cathode rays?

• Positive ions that have lost some of their valence electrons.

• Emissions from the cathode that travel in straight lines, unaffected by gravity.

• Dispersed light that forms all the colors of the rainbow.

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

Tags

NGSS.HS-PS2-5

What are cations?

• Negative ions that have gained extra valence electrons.

• Positive ions that have lost some of their valence electrons.

• The smallest particle capable of chemical interactions.

• Emissions from the cathode.

Tags

NGSS.MS-PS1-5

What is a continuous spectrum?

• Dispersed light that forms all the colors of the rainbow.

• The number of protons in the nucleus of an atom.

• A fundamental property of all submicroscopic systems.

• The name given to negatively charged cathode-ray particles.

Tags

NGSS.MS-PS4-1

What is de Broglie's Hypothesis?

• A fundamental property of all submicroscopic systems.

• If waves could behave like particles, then particles could behave like waves.

• The number of protons in the nucleus of an atom.

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

Tags

NGSS.MS-PS4-1

What are electrons (e-)?

• Positive ions that have lost some of their valence electrons.

• The name given to negatively charged cathode-ray particles.

• Dispersed light that forms all the colors of the rainbow.

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

Tags

NGSS.MS-PS2-3

What is the Heisenberg Uncertainty Principle?

• A fundamental property of all submicroscopic systems, states that you can know some things about electrons but not all.

• The number of protons in the nucleus of an atom.

• If waves could behave like particles, then particles could behave like waves.

• Dispersed light that forms all the colors of the rainbow.

Tags

NGSS.HS-PS4-3

What are isotopes?

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

• Negative ions that have gained extra valence electrons.

• Positive ions that have lost some of their valence electrons.

• The smallest particle capable of chemical interactions.

Tags

NGSS.HS-PS1-8