Алкины. Химические свойства. Все 20 реакций ЕГЭ.
Алкины. Химические свойства. Все 20 реакций ЕГЭ.
7 months ago 00:07:20 1
7 months ago 00:01:01 1
7 months ago 00:15:15 1
7 months ago 00:06:43 2
7 months ago 00:07:32 1
7 months ago 00:04:46 1
7 months ago 00:15:10 1
8 months ago 00:08:19 1
8 months ago 00:10:47 2
8 months ago 00:47:47 1
8 months ago 01:26:21 1
8 months ago 01:22:48 1
8 months ago 00:00:14 1
8 months ago 00:07:39 1
8 months ago 00:06:22 1
8 months ago 00:11:53 1
8 months ago 03:37:29 1
8 months ago 00:08:44 1
8 months ago 00:17:19 1
9 months ago 00:10:45 1
9 months ago 01:15:50 2
9 months ago 00:07:06 4
10 months ago 01:25:10 1
10 months ago 01:57:11 1
