Science Fair Project Encyclopedia
Timeline of chemical element isolation
In some cases, due to technical difficulties, the isolation of pure chemical elements sometimes followed their discovery by a considerable time.
| Contents |
18th Century
19th Century
- 1811 - Iodine - discovered by accident by Barnard Courtois
- 1895 - Helium isolated by William Ramsay, 27 years after its discovery
20th Century
21st Century
10-26-2009 08:16:03
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


