Difference between revisions of "Illinium"
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| + | ==Physical and Chemical Properties== | ||
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Latest revision as of 19:26, 14 September 2022
Description
A rare-earth element whose name was changed in 1948 to Promethium (symbol Pm).
Synonyms and Related Terms
Il
Physical and Chemical Properties
| Composition | Il (atomic no. 61) |
|---|---|
| Molecular Weight | atomic wt = 141.0 |