radium-221 (Q18888801)
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isotope of radium
- Ra-221
- 221Ra
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | radium-221 |
isotope of radium |
|
Statements
221.013917224±0.00000497 dalton
88
0 references
133
0 references
1
1 reference
2.5
1 reference
12,963.811±4.63 kiloelectronvolt
1 reference
28±2 second
1 reference
1,701,950.835±4.641 kiloelectronvolt