The chemistry of an element is determined by the manner in which its electrons are arranged in the atom. Such arrangements are the basis of the modern periodic classification of the elements: the Periodic Table.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 13854 | 2014-12-18 08:10:12 | 83.03 | 97% |
| 13297 | 2013-10-19 08:23:30 | 84.08 | 93% |
| 12892 | 2013-10-04 15:06:56 | 88.42 | 95% |
| 12789 | 2013-10-03 14:39:44 | 91.58 | 100% |
| 12628 | 2013-09-27 07:01:43 | 83.76 | 95% |
| 11435 | 2012-09-05 08:16:27 | 92.25 | 97% |
| 11249 | 2012-06-11 05:59:53 | 69.39 | 91% |
| 11053 | 2012-03-04 07:57:54 | 75.19 | 94% |
| 10981 | 2012-02-29 10:22:44 | 100.78 | 98% |
| 10813 | 2012-02-26 09:56:42 | 71.58 | 91% |
| 10500 | 2011-12-29 13:37:16 | 61.93 | 91% |
| 10165 | 2009-03-01 09:27:59 | 76.08 | |
| 10124 | 2009-02-26 23:12:08 | 79.21 | |
| 9635 | 2009-02-15 10:04:10 | 83.08 | |
| 8519 | 2009-01-31 13:15:50 | 83.47 | |
| 8474 | 2009-01-28 17:04:27 | 68.81 | |
| 7833 | 2009-01-23 08:32:41 | 84.67 | |
| 7534 | 2009-01-21 07:10:07 | 75.50 | |
| 7510 | 2009-01-21 06:41:52 | 75.77 | |
| 7453 | 2009-01-19 21:06:32 | 78.74 | |
| 6997 | 2009-01-15 07:08:16 | 74.45 | |
| 6731 | 2009-01-11 12:19:39 | 66.16 | |
| 6582 | 2009-01-08 21:27:56 | 77.31 | |
| 6447 | 2009-01-06 22:06:32 | 69.37 | |
| 6417 | 2009-01-06 21:37:17 | 71.34 | |
| 6327 | 2009-01-06 12:25:52 | 81.48 | |
| 6215 | 2009-01-04 10:47:11 | 69.49 | |
| 6136 | 2008-12-31 09:44:30 | 61.92 | |
| 5775 | 2008-12-26 16:09:35 | 67.95 | |
| 5138 | 2008-12-13 17:23:37 | 66.82 | |
| 5133 | 2008-12-13 17:17:35 | 81.04 | |
| 5102 | 2008-12-13 11:15:35 | 74.73 | |
| 4982 | 2008-12-13 08:24:54 | 72.46 | |
| 4767 | 2008-12-08 18:37:27 | 72.44 | |
| 4058 | 2008-11-26 14:14:50 | 46.55 | |
| 3847 | 2008-11-23 10:44:01 | 65.34 | |
| 3616 | 2008-11-20 20:36:48 | 60.35 | |
| 3553 | 2008-11-20 18:09:28 | 71.09 | |
| 3088 | 2008-11-13 17:58:26 | 66.53 | |
| 2571 | 2008-11-02 12:44:33 | 68.05 | |
| 2517 | 2008-11-02 11:06:31 | 62.62 | |
| 2431 | 2008-10-31 18:34:55 | 47.58 | |
| 1764 | 2008-10-11 10:32:18 | 66.18 |