Lewis Dot, Electron Configuration, Valence Electrons

Front

What are valence electrons?

Back

The outermost electrons in an atom that are involved in chemical bonding.

Tags

NGSS.MS-PS1-5

Front

Which element has a full outer electron shell?

Back

Neon, as it has 8 electrons in its outer shell.

Front

What is electron dot notation?

Back

A representation of an element in which only the valence electrons of an atom are shown.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Front

What is the electron configuration of Argon?

Back

1s² 2s² 2p⁶ 3s² 3p⁶.

Tags

NGSS.HS-PS1-1

Front

How many valence electrons does Sodium (Na) have?

Back

1 valence electron.

Front

What is the significance of valence electrons in chemical reactions?

Back

Valence electrons determine how an atom can bond with other atoms.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Front

What is the electron configuration for Helium?

Back

1s².

Tags

NGSS.HS-PS1-1

Front

Which group of the periodic table contains elements with full outer shells?

Back

Noble gases.

Front

What is the dot diagram for Chlorine (Cl)?

Back

A dot diagram showing 7 dots around the symbol Cl.

Front

How many valence electrons does Oxygen (O) have?

Back

6 valence electrons.