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 |
|---|---|---|---|
| 42763 | 2019-09-21 14:04:37 | 154.79 | 100% |
| 40324 | 2019-04-28 16:10:38 | 144.63 | 97% |
| 37422 | 2018-12-07 17:37:31 | 154.81 | 99% |
| 32257 | 2018-06-13 02:01:21 | 134.17 | 98% |
| 31840 | 2018-04-17 04:27:57 | 146.54 | 98% |
| 23219 | 2017-06-04 05:47:55 | 153.33 | 99% |
| 22910 | 2017-05-26 01:03:09 | 144.50 | 89% |
| 20585 | 2016-12-23 14:54:04 | 146.98 | 97% |
| 20335 | 2016-12-15 19:20:07 | 152.10 | 97% |
| 20137 | 2016-12-08 11:52:52 | 141.49 | 91% |
| 19825 | 2016-12-02 21:50:49 | 136.76 | 93% |
| 19765 | 2016-12-01 05:19:49 | 149.39 | 96% |
| 19648 | 2016-11-22 19:33:17 | 140.46 | 91% |
| 19175 | 2016-10-26 18:04:54 | 136.85 | 89% |
| 19031 | 2016-10-24 09:03:35 | 150.62 | 92% |
| 18670 | 2016-10-12 15:26:13 | 135.85 | 91% |
| 18401 | 2016-09-30 03:32:19 | 148.39 | 93% |
| 17756 | 2016-09-16 01:07:22 | 143.25 | 99% |
| 17554 | 2016-09-14 00:52:00 | 147.57 | 98% |
| 17276 | 2016-09-09 12:46:14 | 154.20 | 96% |
| 16792 | 2016-08-23 09:48:14 | 169.76 | 100% |
| 16774 | 2016-08-18 23:21:59 | 133.07 | 87% |
| 15683 | 2016-06-22 18:12:54 | 155.19 | 95% |
| 15301 | 2016-06-18 23:42:35 | 145.62 | 95% |
| 15169 | 2016-06-05 01:11:39 | 136.74 | 90% |
| 14630 | 2016-04-23 23:39:03 | 135.17 | 91% |
| 14601 | 2016-04-23 20:58:58 | 129.23 | 89% |
| 13854 | 2016-01-15 19:38:09 | 140.93 | 93% |
| 13768 | 2016-01-14 18:28:49 | 139.07 | 91% |
| 13371 | 2015-11-20 18:16:22 | 114.08 | 85% |
| 12975 | 2015-10-29 18:35:14 | 140.05 | 93% |
| 11954 | 2015-09-04 15:14:09 | 130.80 | 92% |
| 11939 | 2015-09-03 19:09:35 | 136.14 | 95% |
| 11531 | 2015-07-02 17:46:56 | 157.62 | 97% |
| 11412 | 2015-06-29 18:01:15 | 149.21 | 95% |
| 11372 | 2015-06-28 14:41:35 | 134.62 | 95% |
| 11282 | 2015-06-25 16:48:51 | 147.81 | 100% |
| 10938 | 2015-06-04 16:43:13 | 128.68 | 95% |
| 10248 | 2015-05-06 19:09:28 | 135.76 | 94% |
| 10008 | 2015-04-27 13:36:49 | 130.93 | 95% |
| 9749 | 2015-04-10 20:15:55 | 130.54 | 92% |
| 8950 | 2015-03-27 19:15:11 | 152.68 | 100% |
| 8747 | 2015-03-11 14:44:18 | 129.88 | 94% |
| 7613 | 2014-09-26 19:13:16 | 139.65 | 96% |
| 6300 | 2014-06-14 17:46:25 | 135.78 | 95% |
| 5447 | 2014-04-21 16:59:30 | 108.74 | 85% |
| 5059 | 2014-02-02 21:46:27 | 113.21 | 96% |
| 4657 | 2014-01-12 14:04:03 | 107.22 | 92% |
| 3393 | 2013-12-11 17:40:43 | 110.82 | 99% |
| 3063 | 2013-12-04 21:10:30 | 109.83 | 98% |
| 2743 | 2013-11-16 12:54:12 | 104.62 | 91% |
| 2397 | 2013-10-18 12:25:13 | 93.83 | 93% |
| 2306 | 2013-09-12 17:52:19 | 109.27 | 95% |
| 2077 | 2013-07-14 14:08:03 | 100.70 | 91% |
| 1819 | 2013-05-06 13:49:15 | 103.57 | 95% |
| 1273 | 2013-03-06 18:53:07 | 70.97 | 86% |
| 1055 | 2013-01-30 20:38:31 | 60.59 | 81% |
| 544 | 2012-10-21 13:22:54 | 79.73 | 94% |
| 465 | 2012-09-22 14:51:20 | 78.58 | 96% |