Compound Names Mastery Test

Select the correct answer. Which of these rules are applicable for naming covalent compounds?

• metal name + nonmetal name + suffix –ide

• nonmetal name + nonmetal name + suffix –ide

• metal name + nonmetal name + suffix –ite

• nonmetal name + nonmetal name + suffix –ite

Match the following compounds with their chemical formulas.

• SF

• sulfuric heptafluoride

• SF₆

• sulfurous fluoride

• SOF₂

• sulfur hexafluoride

• SF₇

• sulfur (I) fluoride

Select the correct answer. What is the formula of the ionic compound formed by the elements lithium and oxygen?

• Li₂O

• LiO

• LiO₂

• Li₂O₂

The formula for diphosphorus pentoxide is (a)  

• PO₅
• P₂O₅
• P₅O
• P₅O₂

Select the correct answer. What would be the formula of the compound iron (III) phosphide?

• Fe₂P₃

• Fe₉P

• Fe₃P

• FeP

Match the following descriptions with the correct Roman numeral indication.

• Indicates the number of valence electrons

• how many valence electrons in the atom

• Shows the potential to gain electrons

• how many compounds the cation can form

• Denotes the number of possible compounds

• the cation’s ability to become an anion

• Represents the charge of the ion

• the positive charge on the cation

Select the correct answer. Hypobromite is used to purify contaminated water. What is the formula for hypobromite?

• BrO⁻

• BrO₄⁻

• Br₂O₂²⁻

• Br₂O⁺