HW-ionic compounds

What is the formula for aluminum fluoride?

• AlF
• Al₂F₃
• AlF₃
• Al₃F₂

AgF

• silver fluoride
• silver fluorine
• monosilver monofluoride
• silver monofluorine

When metals bond with non-metals they form what type of bonds

• covalent
• ionic
• cooperative
• lewis

If I gain electrons I become

• Positive because I've added to my atom
• negative because I've added electrons
• same because i'm balanced
• equal because now I have electrons

Metals tend to 

• gain electrons
• lose electrons

What is the correct formula for the compound, lithium oxide?

• LiO
• Li₂O
• LiO₂
• Li₂O₂

The oxidation number for Fe in Fe₂O₃:

• +2
• +3
• +1
• -2

The oxidation number for copper in Cu₂S:

• +1
• +2
• -1
• -2

The name of Cu₃N₂ is

• copper (III) nitride
• copper (II) nitride
• copper nitride
• tricopper dinitride

What is the formula for calcium carbonate?

• CaCO
• CaCO₂
• CaCO3
• Ca3CO3