group A periodic tab |
single letter category for the periodic table |
Chemistry |
2011-09-04 |
natashagabgray |
11 |
0 |
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group b |
the 17 elements that include symbols with the first 2 letters |
Chemistry |
2011-09-11 |
natashagabgray |
17 |
0 |
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Group C elements |
11 elements that all have 2 letters coming from the first letter &3rd, 4th, 5th |
Chemistry |
2011-09-11 |
natashagabgray |
11 |
0 |
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