Chapter 6 Test Review - Chemistry

Elements in Group 1 are classified as the alkaline earth metals.

• True

• False

Elements in Group 1 are classified as the alkali metals​.

• False
• True

An atom that loses an electron will form a positive ion.

• True

• False

An atom that gains an electron will form a positive ion.

• True

• False

The octet rule states that atoms will gain, lose, or share electrons to achieve a complete set of eighteen valence electrons.

• True

• False

The octet rule states that atoms will gain, lose, or share electrons to achieve a complete set of eight valence electrons.

• True

• False

Elements in the same family tend to have the same number of valence electrons.

• True

• False

Elements in the same period tend to have the same number of valence electrons.

• True

• False

Which group will have an electron configuration that ends in ns​²?​

• actinides

• alkali metals

• alkaline earth metals

• halogens

Tags

NGSS.HS-PS1-1

Which group will have an electron configuration that ends in ns¹?

• lanthanides

• alkali metals

• alkaline earth metals

• halogens

Tags

NGSS.HS-PS1-1