SEA-Tech PSc Writing and Naming Chemical Formulas

The first step in naming an ionic compound is always...

• Naming the anion (non-metal)

• Naming the cation (metal)

• Changing the ending to -ide

• Writing the cation charge

Name the following ionic compound: BeCl₂

• Beryllium Chloride

• Beryllium II Chloride

• Beryllium Chlorine

• Beryllium Dichloride

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

• LiO

• Li₂O

• Li₂O₂

• LiO₂

What is the formula for manganese(III) oxide?

• MgO

• MnO

• Mg₂O₃

• Mn₂O₃

The formula of calcium phosphate is

• Ca₃PO₄

• CaPO₄

• Ca₂(PO₄)₃

• Ca₃(PO₄)₂

What is the name of Al(NO₃)₃?

• Aluminum trinitrate

• Aluminum (III) nitrate

• Monoaluminum nitrate

• Aluminum Nitrate

What is the name of N₂O₃

• Nitrogen Oxide

• Dinitrogen Oxide

• Nitrogen Trioxide

• Dinitrogen Trioxide

What is the chemical formula for Tetrasulfur pentoxide?

• SO

• S₄O

• S₄O₅

• S₅O₄

What is the name of CO

• Carbon Monoxide

• Carbon Oxide

• Carbon Dioxide

• Carbon II Monoxide

What is the chemical formula for chlorine pentaoxide?

• ClO₅

• Cl₅O

• CO₅

• C₅O