7440-14-4 ??????
| ??? ?????? |
?????? |
| ????? ???????? |
??????; ??????????-X ? HSDB 2146 ? ????????-??? |
| ????? ??????????? |
radium;Radium; Actinium-X; HSDB 2146; Thorium-X |
| ?????? ???????? |
Ra |
| ????? ??????? ??????? |
226.0254 |
| InChI |
InChI=1/Ra.2H/rH2Ra/h1H2 |
| ?????????? ???????? ??????? |
7440-14-4 |
| ???????? ????????? ??? |
231-122-4 |
| ???? ?????? |
|
|