Строение атома и периодическая таблица
Числа, записанные в ячейке периодической таблицы, могут немало рассказать о строении атома каждого элемента
7 months ago 00:09:59 1
7 months ago 00:05:55 1
7 months ago 02:12:22 1
7 months ago 01:57:33 1
7 months ago 01:53:52 1
7 months ago 00:04:32 1
7 months ago 00:08:35 1
7 months ago 00:09:19 1
7 months ago 00:11:39 1
7 months ago 00:00:00 1
7 months ago 00:00:00 1
7 months ago 00:00:00 1
7 months ago 00:00:00 1
7 months ago 00:12:43 1
7 months ago 00:06:50 1
7 months ago 00:08:45 1
7 months ago 00:08:41 1
7 months ago 02:16:08 1
7 months ago 01:42:57 1
7 months ago 00:10:31 1
7 months ago 00:03:43 1
7 months ago 00:04:30 1
7 months ago 00:04:57 1
7 months ago 00:10:17 1
