Naming & Writing Chemical Formulas

What is the significance of Roman numerals in naming transition metals?

• They indicate the color of the metal in the compound.

• They represent the number of atoms in the compound.

• They indicate the oxidation state of the metal in the compound.

• They show the temperature at which the metal melts.

What is the prefix for 4 in chemical nomenclature?

• Tetra-

• Quadra-

• Penta-

• Hexa-

What is the name of the compound with the formula P2O5?

• Diphosphorus Pentoxide

• Phosphorus Dioxide

• Phosphorus Pentoxide

• Diphosphorus Oxide

What is the name of the compound with the formula Na2SO4?

• Sodium Sulfate

• Sodium Sulfide

• Sodium Sulfite

• Sodium Phosphate

What is the name of S2Br6?

• Disulfur Hexabromide

• Sulfur Bromide

• Dibromosulfur

• Hexasulfur Bromide

What is the name of N2O3?

• Dinitrogen Trioxide

• Nitrogen Dioxide

• Nitrous Oxide

• Dinitrogen Tetroxide

What is the correct name of Cu3N2?

• Copper (I) Nitride

• Copper (II) Nitride

• Copper (III) Nitride

• Copper Nitride

What is the prefix for 2 in chemical nomenclature?

• Mono-

• Di-

• Tri-

• Tetra-

What is the general rule for naming binary ionic compounds?

• The name of the metal is followed by the name of the non-metal with its ending changed to '-ide'.

• The name of the non-metal is followed by the name of the metal with its ending changed to '-ate'.

• The name of the metal is followed by the name of the non-metal with its ending changed to '-ous'.

• The name of the non-metal is followed by the name of the metal with its ending unchanged.

What is the name of the ionic compound BeCl2?

• Beryllium Chloride

• Boron Chloride

• Beryllium Bromide

• Barium Chloride