Chapter 6 – Review

6.1 Elements and Their Ions

  1. Using the periodic table, predict whether the following chlorides are ionic or covalent: KCl, NCl3, ICl, MgCl2, PCl5, and CCl4. Check Answer: [1]
  2. Using the periodic table, predict whether the following chlorides are ionic or covalent: SiCl4, PCl3, CaCl2, CsCl, CuCl2, and CrCl3.
  3. For each of the following compounds, state whether it is ionic or covalent. If it is ionic, write the symbols for the ions involved:
    1. NF3
    2. BaO,
    3. (NH4)2CO3
    4. Sr(H2PO4)2
    5. IBr
    6. Na2O
      Check Answer: [2]
  4. For each of the following compounds, state whether it is ionic or covalent, and if it is ionic, write the symbols for the ions involved:
    1. KClO4
    2. MgC2H3O2
    3. H2S
    4. Ag2S
    5. N2Cl4
    6. Co(NO3)2

6.2 Writing Formulas of Ionic Compounds; 6.3 Naming Binary Compounds; and 6.4 Naming Compounds Containing Polyatomic Ions

  1. For each of the following pairs of ions, write the symbol for the formula of the compound they will form:
    1. Ca2+, S2−
    2. NH4+, SO42−
    3. Al3+, Br−
    4. Na+, HPO42−
    5. Mg2+, PO43−
      Check Answer: [3]
  2. For each of the following pairs of ions, write the symbol for the formula of the compound they will form:
    1. K+, O2−
    2. NH4+, PO43−
    3. Al3+, O2−
    4. Na+, CO32−
    5. Ba2+, PO43−
  3. Name the following compounds:
    1. CsCl
    2. BaO
    3. K2S
    4. BeCl2
    5. HBr
    6. AlF3
      Check Answer: [4]
  4. Name the following compounds:
    1. NaF
    2. Rb2O
    3. BCl3
    4. H2Se
    5. P4O6
    6. ICl3
  5. Write the formulas of the following compounds:
    1. rubidium bromide
    2. magnesium selenide
    3. sodium oxide
    4. calcium chloride
    5. hydrogen fluoride
    6. gallium phosphide
    7. aluminum bromide
    8. ammonium sulfate
      Check Answer: [5]
  6. Write the formulas of the following compounds:
    1. lithium carbonate
    2. sodium perchlorate
    3. barium hydroxide
    4. ammonium carbonate
    5. sulfuric acid
    6. calcium acetate
    7. magnesium phosphate
    8. sodium sulfite
  7. Write the formulas of the following compounds:
    1. chlorine dioxide
    2. dinitrogen tetraoxide
    3. potassium phosphide
    4. silver(I) sulfide
    5. aluminum nitride
    6. silicon dioxide
      Check Answer: [6]
  8. Write the formulas of the following compounds:
    1. barium chloride
    2. magnesium nitride
    3. sulfur dioxide
    4. nitrogen trichloride
    5. dinitrogen trioxide
    6. tin(IV) chloride
  9. Each of the following compounds contains a metal that can exhibit more than one ionic charge. Name these compounds:
    1. Cr2O3
    2. FeCl2
    3. CrO3
    4. TiCl4
    5. CoO
    6. MoS2
      Check Answer: [7]
  10. Each of the following compounds contains a metal that can exhibit more than one ionic charge. Name these compounds:
    1. NiCO3
    2. MoO3
    3. Co(NO3)2
    4. V2O5
    5. MnO2
    6. Fe2O3
  11. The following ionic compounds are found in common household products. Write the formulas for each compound:
    1. potassium phosphate
    2. copper(II) sulfate
    3. calcium chloride
    4. titanium dioxide
    5. ammonium nitrate
    6. sodium bisulfate (the common name for sodium hydrogen sulfate)
      Check Answer: [8]
  12. The following ionic compounds are found in common household products. Name each of the compounds:
    1. Ca(H2PO4)2
    2. FeSO4
    3. CaCO3
    4. MgO
    5. NaNO2
    6. KI
  13. What are the IUPAC names of the following compounds?
    1. manganese dioxide
    2. mercurous chloride (Hg2Cl2)
    3. ferric nitrate [Fe(NO3)3]
    4. titanium tetrachloride
    5. cupric bromide (CuBr2)
      Check Answer: [9]

6.5 Naming Acids

  1. Give the formula for each acid.
    1. perchloric acid
    2. hydriodic acid
      Check Answer: [10]
  2. Give the formula for each acid.
    1. hydrosulfuric acid
    2. phosphorous acid
  3. Name each acid.
    1. HF(aq)
    2. HNO3(aq)
    3. H2C2O4(aq)
      Check Answer: [11]
  4. Name each acid.
    1. H2SO4(aq)
    2. H3PO4(aq)
    3. HCl(aq)
  5. Name an acid found in food.
    Check Answer: [12]
  6. Name some properties that acids have in common.

Attribution & References

Except where otherwise noted, this page is adapted by Adrienne Richards from:

  1. Ionic: KCl, MgCl2; Covalent: NCl3, ICl, PCl5, CCl4 ↵
  2. (a) covalent; (b) ionic, Ba2+, O2−; (c) ionic, NH4+,CO32−; (d) ionic, Sr2+, H2PO4−; (e) covalent; (f) ionic, Na+, O2− ↵
  3. (a) CaS; (b) (NH4)2SO4; (c) AlBr3; (d) Na2HPO4; (e) Mg3 (PO4)2 ↵
  4. (a) cesium chloride; (b) barium oxide; (c) potassium sulfide; (d) beryllium chloride; (e) hydrogen bromide; (f) aluminum fluoride ↵
  5. (a) RbBr; (b) MgSe; (c) Na2O; (d) CaCl2; (e) HF; (f) GaP; (g) AlBr3; (h) (NH4)2SO4 ↵
  6. (a) ClO2; (b) N2O4; (c) K3P; (d) Ag2S; (e) AlN; (f) SiO2 ↵
  7. (a) chromium(III) oxide; (b) iron(II) chloride; (c) chromium(VI) oxide; (d) titanium(IV) chloride; (e) cobalt(II) oxide; (f) molybdenum(IV) sulfide ↵
  8. (a) K3PO4; (b) CuSO4; (c) CaCl2; (d) TiO2; (e) NH4NO3; (f) NaHSO4 ↵
  9. (a) manganese(IV) oxide; (b) mercury(I) chloride; (c) iron(III) nitrate; (d) titanium(IV) chloride; (e) copper(II) bromide ↵
  10. (a) HClO4(aq); (b) HI(aq) ↵
  11. (a) hydrofluoric acid; (b) nitric acid; (c) oxalic acid ↵
  12. Oxalic acid (answers will vary) ↵

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Enhanced Introductory College Chemistry Copyright © 2023 by Gregory Anderson; Caryn Fahey; Jackie MacDonald; Adrienne Richards; Samantha Sullivan Sauer; J.R. van Haarlem; and David Wegman is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

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