U2: Compound Names: Mastery Test

Match the following rules with their correct naming conventions for covalent compounds:

• Incorrect rule for naming ionic compounds

• nonmetal name + nonmetal name + suffix –ite

• Incorrect rule for naming covalent compounds

• metal name + nonmetal name + suffix –ite

• Rule for naming ionic compounds

• nonmetal name + nonmetal name + suffix –ide

• Rule for naming covalent compounds

• metal name + nonmetal name + suffix –ide

A compound is formed when a sulfur atom and six fluorine atoms share electrons. What is the name of the compound?

• sulfur (I) fluoride

• sulfurous fluoride

• sulfuric heptafluoride

• sulfur hexafluoride

Tags

NGSS.MS-PS1-1

The formula of the ionic compound formed by the elements lithium and oxygen is (a)   .

• Li₂O
• LiO
• LiO₂
• Li₂O₂

Tags

NGSS.MS-PS1-1

Select the correct answer. What would be the formula for diphosphorus pentoxide?

• P₂O₃

• P₂O₅

• P₅O

• P₅O₂

Tags

NGSS.MS-PS1-1

Select the correct answer. What is the name of the compound Cd(MnO₄)₂?

• cadmium manganate

• cadmium manganite

• cadmium permanganate

• admium permanganite

Match the following compounds with their formulas.

• Iron (III) phosphide

• Fe₂P₃

• Iron (III) phosphide

• FeP

• Iron (III) phosphide

• FeP₃

• Iron (III) phosphide

• Fe₃P

Tags

NGSS.MS-PS1-1

Select the correct answer. What do the Roman numerals in a cation's name indicate?

• how many valence electrons in the atom

• the cation's ability to become an anion

• the positive charge on the cation

• how many compounds the cation can form

Select the correct answer. What is the name of the compound Ca₃P₂?

• calcium phosphide

• calcium phosphate

• calcium phosphite

• calcium perphosphate

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

• BrO⁻

• BrO₄⁻

• Br₂O₂²⁻

• Br₂O⁺

What is the name of the compound Ca(NO₃)₂?

• calcium nitride

• calcium nitrate

• calcium nitrite

• calcium nitrile