Some chemical reactions with metallic samarium.
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Reaction timing:
0:35 Sm + H2O
1:19 Sm burning in air
1:44 Sm + O2
2:18 Sm + Cl2
2:54 Sm + Br2
3:10 Sm + I2
3:35 Sm + S
4:03 Sm + KO2
4:20 Sm + BaO2
4:32 Sm + HNO3
5:10 Cu + HNO3
5:14 Sm + NO2
5:51 Sm + N2O3
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