Nomenclature

covalent bonds are formed between

• metal + metal

• metal + non metal

• non metal + non metal

• anion + cation

Name NH3 +

• Mononitrogen trihydride

• Nitrogen trihydride

• Ammonia

• Nitrogen Hydride

Roman numerals are used in...

• ionic bonds when the charge of one element varies

• all ionic bonds

• covalent bonds

• covalent bonds with halides

Which is a diatomic

• Ca2

• C2

• O2

• He2

How did your first exam go?

You use pre-fixes when naming

• Covalent Compounds

• Ionic Compounds

• Polyatomics

• Never

What is the correct name for CO2?

• Carbon oxide

• Carbon trioxide

• Carbon monoxide

• Carbon dioxide

Which of the following is a polyatomic ion?

• Na+

• Cl-

• SO4^2-

• O2

What is the formula for dinitrogen tetroxide?

• NO2

• NO4

• N2O4

• N4O2

You use the "swap and drop" method for

• Covalent Bonds

• diatomics

• Ionic Bonds

• Always