ws5f10key - CH301 Fall 2010 Worksheet 5 Answer Key: Drawing...

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CH301 Fall 2010 Worksheet 5 Answer Key: Drawing Lewis Structures 1. Draw the Lewis structure of the following compounds: a . NaCl b . CaBr 2 c . K 2 S d . Cs 3 P 2. Draw all correct Lewis structures for the following compounds: a . O 3 b . NO 3 - c . SO4 2 - d . HPO 4 2 - 3. Draw the correct Lewis structures for the following compounds a . C 2 H 6 (ethane) b . C 2 H 4 (ethylene)
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c . C 2 H 2 (acetylene) d . CH 2 O (formaldehyde) non-bonding electrons are not shown on oxygen; there are 2 pairs. e . NO (nitrous oxide) f. C 3 H 4 (allene) g . N 2 (dinitrogen) h . CN - (cyanide) 4. Draw the following Lewis structures (Hint: the Lewis structures look a lot like how they’re written and c and d are waaaay harder than anything you will see on the exam.) a . H 3 CCOOH (acetic acid) b . H 2 NCONH 2 (urea) c . H 2 NH 3 CCHCOOH (the amino acid alanine) *hint: think of H2N and H3C connecting to the same central atom
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non-bonding electrons are not shown on oxygen; there are 2 pairs. d . H
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ws5f10key - CH301 Fall 2010 Worksheet 5 Answer Key: Drawing...

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