Name______
Nomenclature
I. Matching
Match the description in Column B with the correct term in Column A. Write the letter in the blank provided. Each term matches with only one description, so be sure to choose the best description for each term.
Column A / Column B_____ 1. polyatomic ion / A. metal and nonmetal bonded together
_____ 2. binary ionic compound / B. produces H+ ions when dissolved in water
_____ 3. oxyanion / C. two nonmetallic elements bonded together
_____ 4. binary molecular compound / D. charged particle composed of several atoms bonded together
_____ 5. acid / E. polyatomic ion containing oxygen
II. Multiple Choice
Choose the one best answer and write its letter in the blank.
_____ 6. When an oxygen atom forms its most common ion, it
a) gains one electron. c) loses one electron.
b) gains two electrons. d) loses two electrons.
_____ 7. When a barium atom forms its most common ion, it
a) gains one electron . c) loses one electron.
b) gains two electrons. d) loses two electrons.
_____ 8. How many hydrogen atoms are contained in the formula for ammonium sulfate?
a) two b) four c) six d) eight
_____ 9. Which of the following formulas is INCORRECT?
a) barium hydroxide, BaOH2 c) calcium chloride, CaCl2
b) potassium sulfate, K2SO4 d) sodium nitrate, NaNO3
_____ 10. The correct name for FeBr3 is
a) iron bromide. c) iron tribromide.
b) iron (III) bromide. d) tribromoiron.
_____ 11. The correct name for P2O5 is
a) phosphorus (II) oxide. c) diphosphorus pentoxide.
b) phosphorus (V) oxide. d) phosphate.
_____ 12. The correct formula for dinitrogen tetroxide is
a) N4O2 c) N2O3
b) N2O4 d) NO4
_____ 13. The correct formula for potassium sulfate is
a) K2SO3 c) P2SO4
b) KSO4 d) K2SO4
_____ 14. What is the correct name for CCl4?
a) carbon chloride c) carbon tetrachloride
b) monocarbon trichloride d) monocarbon tetrachloride
_____ 15. If the formula for an ionic compound is represented by X3Y2, what is the charge on the X ion?
a) 2+ b) 2- c) 3+ d) 3-
_____ 16. What is the correct name for H2SO4?
a) hydrogen sulfate c) sulfuric acid
b) hydrogen sulfite d) sulfurous acid
_____ 17. Which of the following is NOT a molecular compound?
a) P2O5 c) H2O
b) NaF d) PC13
_____ 18. Which of the following is a binary compound?
a) H2CO3 b) MgSO4 c) CCl4 d) HNO3
_____ 19. When an atom becomes charged
a) electrons are transferred.
b) neutrons are transferred.
c) protons are transferred.
d) protons, neutrons and electrons can be transferred.
_____ 20. Which of the following is INCORRECT?
a) P4O10, phosphorus oxide
b) CaSO4, calcium sulfate
c) NaNO2, sodium nitrite
d) NI3, nitrogen triiodide
III. Completion
Fill in the blank with the corresponding name or formula
21. aluminum sulfide ______
22. SF2 ______
23. phosphorus trichloride ______
24. Zn(NO3)2 ______
25. iron(III) oxide ______
26. CuI ______
27. HNO3 ______
28. aluminum hydroxide ______
29. CaBr2 ______
30. hydrochloric acid ______
31. Ba3(PO4)2 ______
IV. Free Response
Answer each question in the space provided.
32. The formula for the monohydrogen phosphate ion is HPO4-2. Write the formulas that you would expect for the ionic compound that would form between monohydrogen phosphate and:
a) barium
b) iron(III)
c) vanadium(V)
d) aluminum
33. Why does the process of ionization not involve the gaining or losing of protons?
34. Some metals on the periodic table can form ions with different charges. Identify the charge on the metal ion in each of these compounds, and then write the name for each one as well.
a) Fe2(SO4)3
b) Cu2O
c) Co(C2H3O2)2
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