1. A Review of General Chemistry

Lewis Structure

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Which of the following best describes the correct Lewis structure for $C_{2} H_{4} O_{2}$ (acetic acid, also written as $CH - COOH$ )?
134
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Which of the following best describes the correct Lewis structure for $C_{2} H_{5} Br$ (bromoethane)?
119
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Which of the following best describes the Lewis structure of $C_{3} H_{6} O_{2}$ (propanoic acid, $C_{2} H_{5} C O_{H}$ )?
119
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How many valence electrons does a nitrogen atom have, and how many bonds does a neutral nitrogen atom typically make?
10397
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Which of the following best describes the correct Lewis structure for $C_{3} H_{3} N$ (acrylonitrile, $C_{2} H_{3} N$ )?
116
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Which of the following best describes the Lewis structure of $C_{4} H_{8}$ (butene)?
117
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Which of the following is the correct Lewis structure for the cyanate ion $(O C N) -^{}$ ?
144
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Which of the following best describes the Lewis structure of $C_{1} H_{4}$ (methane)?
128
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Which of the following best represents the correct Lewis structure for $C_{1} H_{2} O$ (formaldehyde)?
111
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Which of the following best describes the Lewis structure of the ${Cl}_{4}$ molecule?
138
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Which of the following best describes the correct Lewis structure for $C_{2} H_{2} {Br}_{2}$ (dibromomethane)?
124
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Which of the following best describes the correct Lewis structure for the $N O +$ ion?
141
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Which of the following best describes the Lewis structure of $C_{7} H_{14}$ (heptane)?
114
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Which of the following best describes the correct Lewis structure for $H_{1} N_{1} O_{3}$ (nitric acid)?
123
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Which of the following best represents the correct Lewis structure for $C_{2} H_{2} O$ (ethynol)?
130
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