Practice Problems for Chapter 3

 

  1. These are the ions that will be used in this problem: sodium, potassium, magnesium, calcium, aluminum, fluoride, chloride, sulfide, oxide, iron(II), iron(III), nitrate, sulfate, sulfite, hydroxide. Write down the formulas of these ions, with charges.

    2. Name the following compounds, using IUPAC rules.

    CaF2

    NaOH

    K2SO3

    AlCl3

    Fe(NO3) 2

    Write the formulas of the following named compounds.

    Iron(III) sulfate

    Potassium oxide

    Magnesium chloride

    Aluminum hydroxide

    Calcium sulfide

     

  2. Now add these ions to the list: ammonium, copper(I), copper(II), lead(II), lead(IV), proton, hypochlorite, chlorite, chlorate, perchlorate, acetate. Write down the formulas of these ions, with charges.

Name the following compounds, using IUPAC rules. Remember that now some formulas may be of acids.

HNO3

NH4OH

Cu(C2H3O2) 2

NaOCl

PbCl2

Write the formulas of the following named compounds.

Potassium acetate

Copper(I) chlorate

Ammonium sulfide

Sulfuric acid

Lead(IV) oxide

 

ANSWERS

 

3. Calculate the empirical formula of a compound which is 51.40% carbon, 8.63% hydrogen, and 39.97% nitrogen.

 

ANSWER