Atoms Vocabulary 2

Front

What is a Valence Electron?

Back

An electron in the outermost region of an atom that participates in the formation of chemical bonds.

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Front

What is a Periodic Group?

Back

A column of elements in the periodic table, there are 18 groups.

Front

What is a Periodic Family?

Back

Groups of elements in the periodic table that have similar properties, such as Halogens and Noble Gases.

Front

What are Halogens?

Back

The six elements in group 17 of the periodic table, including Fluorine, Chlorine, and Bromine.

Front

What is a Period in the periodic table?

Back

A row of chemical elements.

Front

What are Noble Gases?

Back

Elements in group 18 of the periodic table that are characterized by their lack of reactivity due to having a full valence shell.

Tags

NGSS.HS-PS1-1

Front

What is the Octet Rule?

Back

A chemical rule that reflects the tendency of atoms to prefer to have eight electrons in their valence shell.

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NGSS.HS-PS1-1

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Front

What are Alkali Metals?

Back

Elements in group 1 of the periodic table, known for being highly reactive and having one electron in their outermost shell.

Front

What is an Atom?

Back

The basic unit of a chemical element, consisting of a nucleus surrounded by electrons.

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NGSS.MS-PS1-1

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Front

What is a Chemical Bond?

Back

A lasting attraction between atoms that enables the formation of chemical compounds.

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NGSS.HS-PS1-1

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