Chemical Compounds

What would be the proper ionic formula for an ionic compound made up the ions Al³⁺ and Cl^-? Remember that Cl- has a 1- charge.

• AlCl₃

• Al₃Cl

• AlCl

• Al₃Cl₃

Name the following ionic compound: BeCl₂

• Beryllium chlorine

• Beryllium(II) chloride

• Beryllium chloride

• Beryllium dichloride

Which of these combinations is an ionic compound made of?

• Metal and metal

• Nonmetal and nonmetal

• Metal and nonmetal

• Cation and cation

What is the correct formula for sodium oxide? Remember that sodium cations are 1+ and oxide anions are 2-

• NaO

• NaO₂

• Na₂O

• Na₂O₂

What kind of bond forms between a cation and an anion?

• Chemical bond

• Ionic bond

• Covalent bond

• Electron bond

What is the name for MgF₂ ?

Hint: Remember that magnesium is a metal and fluorine is a nonmetal. Metals and nonmetals make ionic compounds, not covalent compounds.

• Magnesium fluoride

• Manganese phosphide

• Magnesium(III) fluoride

• Magnesium fluoride(II)

Which is the correct formula for aluminum oxide? Remember that aluminum cations are 3+ and oxide anions are 2-

• AlO

• AlO₂

• Al₂O₃

• Al₃O₂

When naming ionic compounds, write the cation as it is written on the periodic table and write the anion with which ending?

• -ite

• -ate

• -ide

• -ade

Name KF

• Potassium fluoride
• Potassium fluorite
• Fluorine potasside 
• Potassium fluorate

What is the charge (oxidation number) for sulfur?

• +2

• -2

• -6

• +3