Ionic vs Molecular Compounds

Compounds composed of a ______________ and _____________ like the compound CaCl₂ , are ionic compounds.

• metal ... metal

• nonmetal ... nonmetal

• metal ... nonmetal

What elements generally make an ionic bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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

• ionic compound
• molecular compound

In general, this type of bond will form a compound with a high melting point.

• Ionic
• Covalent

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Some are solids, some are liquids, and some are gases at room temperature.

• ionic compounds
• covalent compounds

Tags

NGSS.HS-PS1-3

When dissolved in water, the solution is a good conductor of electricity.

• ionic compounds
• covalent compounds

Tags

NGSS.HS-PS1-3

Important piece of information: when determining if a compound is ionic or molecular see if the FIRST element is a metal (found on the left side of the periodic table. If it is a metal it is an IONIC compound. Do you understand?

• Absolutely

• I think so

• Not at all

Which of the following is a molecular compound?

• CaO

• NaCl

• CaCl₂

• CH₄

Tags

NGSS.MS-PS1-1

CO₂

• Ionic

• Covalent

• Polyatomic Ion

• Metallic

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

NaCl

• Ionic

• Covalent

• Metallic

• Polyatomic Ion

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2