Homework #1: Ionic Formulas Practice Problems

HOMEWORK #1: IONIC FORMULAS PRACTICE PROBLEMS

1. Write the formula for each compound below:

a. magnesium iodide

b. aluminum oxide

c. ammonium sulfate

d. calcium hydroxide

e. rubidium phosphide

f. barium nitrate

g. nickel (III) acetate

h. lead(IV) carbonate

i. potassium chromate

j. iron (II) permanganate

k. cesium peroxide

l. barium thiosulfate

2. Name each compound below.

a. AlPO3 b. BeF2

c. Ba(ClO)2 d. MgI2

e. Ca(NO2)2 f. Zn(HCO3)2

** g. Fe2S3 ** h. FeS

EXTRA PRACTICE WITH ROMAN NUMERALS

Name the following ionic compounds:

1) NH4Cl ______

2) Fe(NO3)3 ______

3) TiBr3 ______

4) Cu3P ______

5) SnSe2 ______

6) GaAs ______

7) Pb(SO4)2 ______

8) Be(HCO3)2 ______

9) Mn2(SO3)3 ______

10) Al(CN)3 ______

Write the formulas for the following compounds:

11) chromium (VI) phosphate ______

12) vanadium (IV) carbonate ______

13) tin (II) nitrite ______

14) cobalt (III) peroxide ______

15) titanium (II) acetate ______

16) vanadium (V) sulfide ______

17) chromium (III) hydroxide ______

18) lithium iodide______

19) lead (II) nitride ______

20 silver bromide ______

HOMEWORK #2

IONIC & MOLECULAR FORMULAS NAME:

PART I: Write the name or formula for the ionic compounds below.

NAME / FORMULA
1. lead (IV) acetate
2. sodium phosphate
3. magnesium nitrite
4. cesium sulfide
Li2SO3
Mg3N2

PART II: Write the correct name for each ionic compound below, including a roman numeral showing the oxidation number of the transition metal.

NAME / FORMULA
1. / Cu3(AsO4)2
2. / FeCl2
3. / Mn(NO3)4
4. / CrPO3
5. / V(CN)3
6. / Pb(Cr2O7)2

PART III: Write the correct name or formula for each molecular compound below.

NAME / FORMULA
1. / CBr4
2. / Si2O7
3. pentacarbon decafluoride
4. boron trihydride

PART IV: Identify each substance below as ionic (I) or molecular (M), and whether you would use charges (C) or prefixes (P). Then determine the name or formula, as needed.

NAME / I or M / C or P / FORMULA
1. magnesium fluoride
2. tin (IV) permanganate
3. tricarbon hexafluoride
4. potassium periodate
5. / (NH4)2S
6. / LiNO2
7. / P2O5
8. / F2
9. strontium hydrogen carbonate
10. aluminum hypochlorite
11. silicon dioxide
12. potassium peroxide
13. / Ca3N2
14. / BaCrO4
15. / AgIO3
16. nickel (III) carbonate
17. calcium acetate
18. manganese (IV) phosphide
19. hexacarbon hexachloride
20. / RbI
21. / SF4

Homework 3: Naming Acids

Name the following acids and bases:

1) H2S ______

2) H2SO3 ______

3) H2SO4 ______

4) H3PO4 ______

5) H3AsO4 ______

6) HCN ______

7) HClO4 ______

8) HClO ______

9) H3P______

Write the formulas of the following acids and bases:

10) hydrofluoric acid ______

11) hydroselenic acid ______

12) carbonic acid ______

13) chloric acid ______

14) hydrochloric acid ______

15) nitrous acid ______

16) sulfuric acid ______

17) acetic acid ______

18) hydroiodic acid ______

Mixed Naming Chemical Compounds

The following are a good mix of naming and formula writing problems to help you get some practice.

Name the following chemical compounds:

1) NaBr ______

2) Ca(C2H3O2)2 ______

3) P2O5 ______

4) Ti(SO4)2 ______

5) H3PO4 ______

6) H3N ______

7) SO2 ______

8) HNO2 ______

9) Zn(MnO4)2 ______

10) V2(Cr2O7) 3 ______

Write the formulas for the following chemical compounds:

11) chromic acid______

12) nickel (III) sulfide ______

13) hypochlorous acid ______

14) silver acetate ______

15) diboron tetrabromide ______

16) oxalic acid ______

17) potassium carbonate ______

18) ammonium oxide ______

19) tin (IV) selenide ______

20) carbon tetrachloride ______