Molecular Compounds and Ions

An atom, or a group of atoms that has an electrical charge, either positive or negative.

• electron
• ion
• nucleus
• orbital

Formed when positively charged metal ions attract negatively charged non-metal ions.

• ionic compounds
• molecular compounds

Formed when a non-metal shares electrons with another non-metal.

• ionic compound
• molecular compound

Conduct electricity when melted or dissolved in water.

• ionic compounds
• molecular compounds

Which of the following forms an ionic compound?

• a metal and another metal
• a non-metal and another non-metal
• a metal and a non-metal
• a covalent bond

NaCl is a(n) 

• ionic compound
• molecular compound

MgO is a(n)

• ionic compound
• molecular compound

CH₄ is a(n)

• ionic compound
• molecular compound

Which of the following is an ionic compound?

• CCl₄
• CO
• MgO
• CH₄

Which of the following is a molecular compound?

• CaO
• NaCl
• CaCl₂
• CH₄