5 Written Questions

1. dichlorine pentoxide
2. nitrogen tribromide
3. copper (I) oxide
4. tetraphosphorus decoxide
5. sodium sulfate decahydrate

5 Matching Questions

1. ClF₃
2. BiF₅
3. CuCl
4. Ca(HCO₃)₂
5. N₂O

1. a calcium hydrogen carbonate
2. b dinitrogen monoxide
3. c copper (I) chloride
4. d chlorine trifluoride
5. e bismuth V fluoride (bismuth pentafluoride)

5 Multiple Choice Questions

1. iron (II) sulfate heptahydrate
   1. CoCl₂*6H₂O
   2. NiSO₄*6H₂O
   3. As₄O₆
   4. FeSO₄*7H₂O
2. calcium oxide
   1. Cu₂O
   2. CaO
   3. CuCl
   4. Cl₂O
3. tin (II) fluoride
   1. SnF₂
   2. BiF₅
   3. OF₂
   4. ClF₃
4. dichlorine monoxide
   1. Cl₂O
   2. Na₂O
   3. Cu₂O
   4. Cs₂O
5. tetrarsenic hexoxide
   1. As₄O₆
   2. Cr₂O₃
   3. Mn₂O₃
   4. Cl₂O₇

5 True/False Questions

1. Cr₂O₃ → chromium (III) oxide

   True        False

2. N₂F₄ → dinitrogen tetrafluoride

   True        False

3. AsCl₃ → arsenic trichloride

   True        False

4. NCl₃ → Nitrogen trichloride

   True        False

5. Na₂SO₄ → sodium sulfate

   True        False