Worksheet1

Worksheet1 - C or N 3 How many valence electrons do the following atoms have a Nitrogen b Sulphur c Silicon d Fluorine e Oxygen Value = 10 points

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Worksheet #1 R340 Fall 2009 Name: ___________________ Page 1 of 2 Instructions : Read the directions to each type of question carefully. 1. Fill in the chart below with the appropriate information: ( note: assume most common isotope unless otherwise specified ) Species H + B 13 C O 2- F - 35 Cl - D # protons # electrons # neutrons Atomic mass 2. Indicate the atom within each set which is the most electronegative: Cl or F Si or C B or C C or H
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Unformatted text preview: C or N 3. How many valence electrons do the following atoms have? a. Nitrogen b. Sulphur c. Silicon d. Fluorine e. Oxygen Value = 10 points Due on Monday September 7. Page 2 of 2 4. Which bond is more polar? a. H ─ CH 3 or Cl ─ CH 3 b. H ─ Cl or H ─ F c. Cl ─ Cl or H ─ F d. H ─ OH or H ─ H 5. Draw the Lewis structures for the following molecules: a. NH 3 b. CH 3 NH 2 c. C 2 H 5 NO 2. d. CO 2 e. CH 4 f. H 2 CO 3...
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This note was uploaded on 07/02/2011 for the course CHEM R340 taught by Professor Tolbert during the Summer '11 term at Indiana.

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Worksheet1 - C or N 3 How many valence electrons do the following atoms have a Nitrogen b Sulphur c Silicon d Fluorine e Oxygen Value = 10 points

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