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Topic 3 Review

Topic 3 Review. Ionic compounds. How many valence electrons does an atom of phosphorus have?. 1 2 3 4 5 6 7 8. When lithium and oxygen combine, the resulting compound has a formula of ______. LiO Li 2 O LiO 2 Li 6 O. 30.

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Topic 3 Review

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  1. Topic 3 Review Ionic compounds

  2. How many valence electrons does an atom of phosphorus have? • 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8

  3. When lithium and oxygen combine, the resulting compound has a formula of ______ . • LiO • Li2O • LiO2 • Li6O 30

  4. An atom of calcium will _______ electrons to form an ion with a charge of _____. • gain 1, 1+ • gain 2, 2+ • lose 2, 2- • lose 2, 2+ • gain 6, 6+ • gain 6, 6-

  5. An atom of nitrogen will _____ electrons to form an ion with a charge of ____. • gain 3, 3+ • gain 5, 5+ • lose 3, 3- • lose 5, 5- • lose 5, 5- • gain 3, 3-

  6. Select all of the following that will form anions to become stable. • Al • Cu • Br • Na • Cl • S • Zr

  7. Select all of the following elements that will require a roman numeral when an ionic compound is named. • Mn • Sr • H • Ag • Sn • Cr • Si

  8. What is the name of the compound with a chemical formula of Ni2(CO3)3? • nickel carbonate • dinickel tricarbonate • nickel(II) carbonate • nickel(III) carbonate • dinickel carbonate 10

  9. The correct name for TiBr2 is _________. • titanium bromine • titanium bromide • titanium(II) bromide • titanium(IV) bromide • titanium(I) bromide

  10. What is the correct formula for barium hydroxide? • BaH2 • BaO • BaOH • Ba(OH)2 • Ba2OH

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