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 |
|---|---|---|---|
| 32770 | 2016-08-23 16:34:30 | 107.88 | 94% |
| 32737 | 2016-08-08 09:39:40 | 97.31 | 94% |
| 30639 | 2016-03-21 09:59:36 | 122.39 | 100% |
| 30366 | 2016-03-18 13:33:30 | 109.46 | 96% |
| 30358 | 2016-03-18 13:28:06 | 117.45 | 99% |
| 30097 | 2016-03-12 23:07:39 | 105.18 | 96% |
| 29550 | 2016-02-29 12:25:22 | 103.72 | 96% |
| 29470 | 2016-02-27 18:19:04 | 111.90 | 99% |
| 29456 | 2016-02-27 18:05:59 | 113.69 | 97% |
| 28267 | 2015-10-07 06:56:45 | 100.08 | 93% |
| 28169 | 2015-09-16 06:01:02 | 123.43 | 99% |
| 28162 | 2015-09-16 05:56:01 | 101.20 | 95% |
| 28094 | 2015-09-15 13:29:51 | 109.79 | 100% |
| 27303 | 2015-08-03 19:12:40 | 92.05 | 93% |
| 27115 | 2015-07-21 18:41:13 | 105.51 | 96% |
| 27106 | 2015-07-21 18:32:37 | 103.79 | 95% |
| 26834 | 2015-07-17 00:09:01 | 92.56 | 92% |
| 26478 | 2015-07-04 19:41:19 | 70.34 | 95% |
| 26217 | 2015-06-21 22:22:23 | 95.84 | 93% |
| 24678 | 2015-05-19 10:03:39 | 95.89 | 95% |
| 24404 | 2015-04-23 19:50:40 | 125.86 | 100% |
| 23918 | 2015-03-26 17:22:40 | 101.93 | 99% |
| 23474 | 2015-03-17 04:44:10 | 100.92 | 99% |
| 23040 | 2015-02-21 16:50:10 | 91.36 | 91% |
| 22750 | 2015-02-07 17:56:08 | 116.34 | 99% |
| 22214 | 2015-01-27 19:57:47 | 94.40 | 95% |
| 22177 | 2015-01-27 19:29:27 | 78.13 | 84% |
| 21560 | 2015-01-11 02:33:57 | 84.13 | 92% |
| 21190 | 2015-01-08 05:37:45 | 98.03 | 99% |
| 20442 | 2014-12-30 11:42:55 | 114.71 | 99% |
| 20337 | 2014-12-29 09:55:02 | 93.76 | 96% |
| 19745 | 2014-11-25 15:36:17 | 85.07 | 91% |
| 19524 | 2014-11-24 03:01:21 | 88.31 | 93% |
| 19467 | 2014-11-23 22:59:34 | 99.10 | 95% |
| 19095 | 2014-11-17 19:43:44 | 92.03 | 95% |
| 18634 | 2014-11-14 03:40:49 | 91.66 | 97% |
| 18349 | 2014-11-09 15:51:22 | 98.64 | 97% |
| 18154 | 2014-11-08 17:30:00 | 101.99 | 96% |
| 18137 | 2014-11-08 17:18:02 | 90.35 | 91% |
| 17993 | 2014-11-08 12:38:38 | 99.49 | 96% |
| 17541 | 2014-11-04 18:54:54 | 112.39 | 99% |
| 16231 | 2014-10-21 07:36:34 | 91.13 | 91% |
| 16076 | 2014-10-20 18:36:23 | 100.48 | 97% |
| 16027 | 2014-10-20 17:55:45 | 101.26 | 96% |
| 15906 | 2014-10-19 22:50:46 | 105.37 | 98% |
| 15773 | 2014-10-18 08:53:58 | 78.29 | 93% |
| 15032 | 2014-10-11 13:33:37 | 104.47 | 97% |
| 14605 | 2014-10-02 23:23:23 | 96.85 | 97% |
| 14174 | 2014-09-16 05:36:19 | 86.56 | 93% |
| 14006 | 2014-08-10 07:17:04 | 91.85 | 94% |
| 13698 | 2014-07-25 09:45:25 | 100.52 | 96% |
| 13387 | 2014-07-19 06:06:20 | 103.97 | 97% |
| 12855 | 2014-07-11 03:22:23 | 91.33 | 96% |
| 11527 | 2014-06-16 01:00:17 | 84.66 | 92% |
| 11374 | 2014-06-12 17:06:39 | 80.26 | 93% |
| 10923 | 2014-05-25 22:04:37 | 84.51 | 92% |
| 10667 | 2014-05-10 12:41:57 | 94.05 | 94% |
| 9433 | 2014-03-20 23:19:29 | 87.23 | 95% |
| 9336 | 2014-03-12 08:16:17 | 88.70 | 97% |
| 7375 | 2014-02-13 03:05:31 | 89.93 | 97% |
| 7222 | 2014-02-07 15:35:05 | 103.14 | 98% |
| 7202 | 2014-02-04 18:56:32 | 68.48 | 88% |
| 6797 | 2014-01-28 05:07:27 | 73.10 | 93% |
| 6693 | 2014-01-24 20:43:34 | 91.49 | 96% |
| 6104 | 2013-12-30 17:57:51 | 71.82 | 88% |
| 5291 | 2013-12-01 19:03:06 | 97.95 | 99% |
| 4540 | 2013-11-02 12:38:19 | 86.77 | 98% |
| 2450 | 2013-09-26 21:00:05 | 76.50 | 96% |
| 2206 | 2013-09-24 22:34:50 | 61.24 | 86% |
| 1661 | 2013-09-18 00:03:03 | 81.65 | 97% |
| 1638 | 2013-09-17 23:12:56 | 82.25 | 97% |
| 1424 | 2013-09-06 19:06:59 | 73.82 | 95% |
| 1339 | 2013-09-06 03:24:04 | 66.86 | 94% |
| 497 | 2013-08-23 06:32:10 | 74.24 | 95% |
| 134 | 2013-08-15 02:09:14 | 73.98 | 98% |
| 4 | 2013-08-12 01:03:47 | 68.68 | 97% |