Chemical Formula Writing & Naming Ionic Compounds

What is the name of the compound with chemical formula FeCl₂?

• iron chloride

• iron (II) chloride

• iron (I) chloride

• iron dichloride

Which of the following combinations would need roman numerals in the name?

• potassium + fluorine

• beryllium + oxygen

• boron + iodine

• lead + oxygen 

What is the name of the compound Na₂SO₄?

• sodium sulfate

• sodium sulfide

• sodium sulfite

• Sodium sulfuroxide

Which of these combinations is an ionic compound made of?

• metal and metal

• nonmetal and nonmetal

• metal and nonmetal

• cation and Cation

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

When metals bond with non-metals they form what type of bonds?

• covalent

• ionic

• cooperative

• lewis

When two or more different elements are chemically combined, it forms a ___.

• mixture

• element

• solution

• compound

When naming ionic compounds, you always write the name of the positive element ___.

• first

• second

• with "ide"

• with a prefix

When naming binary ionic compounds, you change the ending of the second element to ___.

• -ate

• -ite

• -ide

• -ine

What is the formula for magnesium carbonate?

• MgCO₃

• Mg(CO₃)₂

• Mg₂CO₆

• Mg₂CO₃