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 |
|---|---|---|---|
| 19022 | 2020-06-07 07:31:49 | 131.44 | 99% |
| 17399 | 2014-10-18 14:57:35 | 96.46 | 89% |
| 17353 | 2014-09-02 18:46:49 | 131.29 | 100% |
| 17254 | 2014-08-31 11:21:37 | 114.81 | 93% |
| 17210 | 2014-08-28 18:23:24 | 131.06 | 98% |
| 17190 | 2014-08-28 18:00:03 | 125.23 | 98% |
| 16801 | 2014-07-20 13:31:00 | 135.11 | 98% |
| 16490 | 2013-07-28 07:19:56 | 114.71 | 94% |
| 15970 | 2013-02-25 22:32:23 | 107.76 | 94% |
| 15842 | 2013-02-17 20:46:16 | 111.91 | 92% |
| 15289 | 2013-02-04 18:39:38 | 115.50 | 95% |
| 14997 | 2012-11-05 20:11:53 | 107.00 | 91% |
| 14655 | 2012-05-19 16:24:01 | 129.38 | 95% |
| 14642 | 2012-05-16 20:30:30 | 106.57 | 91% |
| 14066 | 2012-03-02 09:18:28 | 115.85 | 94% |
| 13669 | 2011-12-11 09:40:04 | 119.18 | 97% |
| 13640 | 2011-12-05 01:15:00 | 117.11 | 95% |
| 13495 | 2011-10-31 21:22:43 | 112.92 | 96% |
| 13226 | 2011-09-07 18:32:06 | 110.88 | 95% |
| 13223 | 2011-08-21 08:50:14 | 121.25 | 95% |
| 13071 | 2011-06-11 20:23:03 | 111.11 | 93% |
| 12427 | 2011-01-22 21:28:40 | 134.25 | |
| 12204 | 2011-01-10 23:06:58 | 116.15 | |
| 12050 | 2011-01-09 12:27:39 | 133.17 | |
| 11747 | 2011-01-05 07:31:10 | 97.74 | |
| 11632 | 2011-01-02 19:25:10 | 138.03 | |
| 11621 | 2011-01-02 14:35:08 | 116.93 | |
| 11470 | 2011-01-01 14:12:42 | 126.96 | |
| 11053 | 2010-12-11 20:55:51 | 135.77 | |
| 10335 | 2010-09-27 19:40:19 | 98.30 | |
| 10079 | 2010-09-16 15:07:50 | 110.51 | |
| 9924 | 2010-09-07 21:03:49 | 119.37 | |
| 9893 | 2010-09-07 20:37:30 | 115.04 | |
| 9809 | 2010-09-07 06:22:26 | 110.54 | |
| 8616 | 2010-07-26 18:02:13 | 97.57 | |
| 7882 | 2010-05-29 16:34:46 | 130.62 | |
| 6934 | 2010-04-12 18:39:10 | 121.66 | |
| 6775 | 2010-04-09 17:53:11 | 132.87 | |
| 6743 | 2010-04-07 19:12:28 | 108.12 | |
| 6478 | 2010-03-15 20:44:50 | 109.32 | |
| 6426 | 2010-03-14 11:57:40 | 125.32 | |
| 6308 | 2010-03-09 19:07:12 | 118.96 | |
| 5683 | 2010-01-16 20:29:19 | 114.99 | |
| 5615 | 2010-01-13 20:07:17 | 118.37 | |
| 5315 | 2009-12-15 19:07:41 | 121.25 | |
| 4899 | 2009-11-06 20:54:35 | 109.53 | |
| 3891 | 2009-09-29 13:00:25 | 120.38 | |
| 3745 | 2009-09-25 06:56:15 | 106.90 | |
| 3692 | 2009-09-19 17:16:43 | 115.12 | |
| 3633 | 2009-09-18 09:56:29 | 132.93 | |
| 3200 | 2009-08-24 13:15:32 | 117.88 | |
| 3152 | 2009-08-22 20:38:05 | 114.45 | |
| 2296 | 2009-06-03 13:50:45 | 116.56 | |
| 1698 | 2009-04-07 10:32:37 | 113.08 | |
| 1500 | 2009-04-01 09:10:25 | 117.12 | |
| 1334 | 2009-03-29 09:19:33 | 110.80 | |
| 1219 | 2009-03-27 10:32:03 | 102.73 | |
| 1092 | 2009-03-25 15:09:06 | 104.14 | |
| 1062 | 2009-03-25 09:17:16 | 115.88 | |
| 985 | 2009-03-23 20:47:53 | 108.62 | |
| 699 | 2009-02-13 12:06:52 | 106.44 | |
| 520 | 2009-02-10 11:42:40 | 104.91 | |
| 454 | 2009-02-09 09:52:41 | 102.33 | |
| 448 | 2009-02-09 08:48:08 | 102.58 | |
| 74 | 2009-01-31 14:34:26 | 114.71 | |
| 65 | 2009-01-31 13:15:42 | 114.34 |