1 .		Which of the following pairs both exhibit covalent bonding? [Hint]
2 .		Which of the following statements is false? [Hint]
3 .		Which pairs are isoelectronic? [Hint]
4 .		Which of the following statements is false? [Hint]
5 .		Draw the structural formula for SO3. [Hint]
6 .		Draw the electron dot formula for SO2. [Hint]
7 .		Draw the electron dot formula for the cyanide ion. [Hint]
8 .		Draw the structural formula for the nitrite ion, NO2-. [Hint]
9 .		Draw the structural formula for the hypochlorite ion, ClO-. [Hint]
10 .		According to the general electronegativity trends in the periodic table, which of the following elements is the most electronegative? [Hint]
11 .		Refer to a periodic table containing electronegativity values, and indicate which of the following is a nonpolar covalent bond. [Hint]
12 .		Which of the following elements exists naturally as a diatomic molecule and a liquid under normal conditions? [Hint]
13 .		Which of the following shows the correct application of delta notation? [Hint]
14 .		Use VSEPR theory to predict which of the following molecules is nonpolar. [Hint]
15 .		Which of the following shows the formation of a coordinate covalent bond? [Hint]
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