Compound, Molecules, and Elements

Multiple Choice

How many valence electrons does an atom want to be happy?

• 3

• 4

• 6

• 8

Hotspot

Select the Noble Gas Family

Hotspot

Select the Alkali Family

Match

Match the following family to the correct descriptions.

• Alkali Family

• Halogen Family

• Noble Gas Family

• Alkaline Earth Metals

Most reactive family of metals

Most reactive family of nonmetals

Least reactive family

Elements with 2 valence electrons

• Most reactive family of metals

• Most reactive family of nonmetals

• Least reactive family

• Elements with 2 valence electrons

Hotspot

Select the Alkaline Earth Metals Family

An element and a subscript

​Hint!!!
More than one capital letter!

Categorize

Options (16)

NaCl

H₂O

CO₂

H₂SO₄

C₆H₁₂O₆

CH₄

Fe

O

Hg

Ne

He

Cl₂

N₃

O₂

Br₄

Zn₂

Correct determine if the following are examples of compounds, molecules, or elements.

Compound

Molecule

Element