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| AtomicSymbol |
AtomicNumber |
AtomicWeight |
Rare earthOxide |
F.Wt |
Half F.Wt |
| La |
57 |
138.905 |
La2O3 |
305.8 |
162.9 |
| Ce |
58 |
140.12 |
CeO2 |
172.1 |
172.1 |
| Pr |
59 |
140.908 |
Pr6O11 |
1021.4 |
170.2 |
| Nd |
60 |
144.2 |
Nd2O3 |
336.4 |
168.2 |
| Sm |
62 |
150.4 |
Sm2O3 |
348.8 |
174.4 |
| Eu |
63 |
151.96 |
Eu2O3 |
351.9 |
176.0 |
| Gd |
64 |
157.2 |
Gd2O3 |
362.4 |
181.2 |
| Tb |
65 |
158.925 |
Tb4O7 |
747.7 |
186.9 |
| Dy |
66 |
162.5 |
Dy2O3 |
373.0 |
186.5 |
| Ho |
67 |
164.93 |
Ho2O3 |
377.9 |
188.9 |
| Er |
68 |
167.2 |
Er2O3 |
382.4 |
191.2 |
| Tm |
69 |
168.93 |
Tm2O3 |
385.87 |
192.93 |
| Yb |
70 |
173 |
Yb2O3 |
394.0 |
197.0 |
| Lu |
71 |
174.96 |
Lu2O3 |
397.9 |
199.0 |
| Sc |
21 |
44.9559 |
Sc2O3 |
137.91 |
69.0 |
| Y |
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