| Name__________________________ |
Section____________________________ |
Show the following steps;
Step one - Write the symbols for the elements in the compound.
Step two - Look up the oxidation number of the negative ion or
element involved (in table 5-2b and 5-2d, or some similar tables). The
metallic element will have a positive oxidation number equal to the roman numeral.
Write the numbers as superscripts to the right of the elemental symbols.
Step three - Use the correct combination of ions or atoms to produce
a compound with a net charge of zero. Multiple ions are indicated with
subscripts. Multiple polyatomic ions must be enclosed in parenthesis.
Write the correct chemical formulas
for the following: |
| 1. lead(II) carbonate
|
2. copper(I) sulfate |
| 3. iron(III) sulfide
|
4. nitrogen(V) oxide |
Please forward all questions, comments and criticisms to Gregory L. Curran.
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Last Modified June 08, 2006 |