Naming and Writing Formulas for Molecular and Ionic Compounds

Name the following ionic compound: BeCl₂

• beryllium chlorine
• beryllium II chloride
• beryllium chloride
• beryllium dichloride

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

• LiO
• Li₂O
• LiO₂
• Li₂O₂

Which of the following is NOT an ionic compound?

• CaO

• LiF

• BaCl₂

• Br₂

Tags

NGSS.HS-PS1-3

What is the formula for manganese(III) oxide?

• MgO
• Mg₂O₃
• MnO
• Mn₂O₃

From the following ionic compounds, choose the name-formula pair that is not correctly matched.

• sodium sulfide  Na₂S
• ammonium nitrate 
  NH₄NO₃
• sodium sulfate 
  Na₂SO₃
• calcium oxide  CaO

Name the following ionic compound: MgSO₄

• magnesium sulfoxide

• magnesium sulfide

• magnesium sulfate

• magnesium oxide

Name the following ionic compound: Cr(NO₃)₃

• chromium nitrite
• chromium nitride
• chromium (III) nitride

• chromium (III) nitrate

When naming ionic compounds with transition metals you need to include roman numerals to show the _____ of the metal.

• atomic number

• mass number

• charge

• ionization energy

The formula of calcium phosphate is 

• CaPO₄
• Ca₂(PO₄)₃
• Ca₃PO₄
• Ca₃(PO₄)₂

The chemical formula of Iron (III) bromide is

• FeBr

• Fe(III)Br

• FeBr₃

• Fe₂Br₃