ISOTOPOS

HELIO

2-helium

Naturally occuring isotopes:

He-3 ( 0.000137% ) He-4 ( 99.999863% )

Isotopes:

He-5 He-6 He-7 He-8 He-9 He-10

2-He-3 basic n-XS summary XS graphs

2-helium-3

• Masa Atomica: 3.0160293 +- 0.0000000 amu

• Masa Exceso: 14931.204 +- 0.001 keV

• Binding Energy: 7718.058 +- 0.002 keV

• Porcentaje Atomica Abundancia: 0.000137%(3

• Spin: 1/2+

• Stable Isotope

• Possible parent nuclides:

Beta from H-3

Proton emission from Li-4

2-helium-4

• Masa Atomica: 4.0026032 +- 0.0000000 amu

• Masa Exceso: 2424.911 +- 0.001 keV

• Binding Energy: 28295.673 +- 0.005 keV

• Beta Decaimiento Energy: B- -22895.261 +- 212.132 keV

• Atomic Percent Abundance: 99.999863%

• Spin: 0+

• Possible parent nuclides:

Neutron emission from He-5

Proton emission from Li-5

2 Proton from Be-6

2-He-5 basic

2-helium-5

• Atomic Mass: 5.0122236 +- 0.0000537 amu

• Excess Mass: 11386.234 +- 50.000 keV

• Binding Energy: 27405.673 +- 50.000 keV

• Beta Decay Energy: B- -292.646 +- 70.711 keV

• Spin: 3/2-

• Half life: 0.60 MeV (7.6e-07 fs)

• Mode of decay: Alpha to n-1

o Decay energy: 0.890 MeV

• Mode of decay: Neutron emission to He-4

o Decay energy: 0.890 MeV

•

2-He-6 basic

2-helium-6

• Atomic Mass: 6.0188881 +- 0.0000011 uma

• Excess Mass: 17594.123 +- 1.014 keV

• Binding Energy: 29269.107 +- 1.014 keV

• Beta Decay Energy: B- 3507.811 +- 0.902 keV

• Spin: 0+

• Half life: 806.7 ms

• Mode of decay: Beta to Li-6

o Decay energy: 3.508 MeV

• Possible parent nuclides:

Neutron emission from He-7

2-He-7 basic

2-helium-7

• Atomic Mass: 7.0280305 +- 0.0000322 amu

• Excess Mass: 26110.264 +- 30.004 keV

• Binding Energy: 28824.289 +- 30.004 keV

• Beta Decay Energy: B- 11202.591 +- 30.000 keV

• Spin: (3/2)-

• Half life: 160 keV (2.9e-06 fs)

• Mode of decay: Neutron emission to He-6

o Decay energy: 0.440 MeV

•

2-He-8 basic

2-helium-8

• Atomic Mass: 8.0339218 +- 0.0000076 amu

• Excess Mass: 31597.983 +- 7.077 keV

• Binding Energy: 31407.892 +- 7.077 keV

• Beta Decay Energy: B- 10651.789 +- 7.094 keV

• Spin: 0+

• Half life: 119.0 ms

• Mode of decay: Beta to Li-8

o Decay energy: 10.653 MeV

• Mode of decay: Beta + Neutron to Li-7

o Branch ratio: 16.00 %

o Decay energy: 0 8.619 MeV

• Possible parent nuclides:

Neutron emission from He-9

2-He-9 basic

2-helium-9

• Atomic Mass: 9.0438203 +- 0.0000671 amu

• Excess Mass: 40818.362 +- 62.471 keV

• Binding Energy: 30258.837 +- 62.471 keV

• Beta Decay Energy: B- 15864.459 +- 62.499 keV

• Spin: (1/2-)

• Half life: ~0.3 MeV

• Mode of decay: Neutron emission to He-8

o Decay energy: 1.150 MeV

2-He-10 basic

2-helium-10

• Atomic Mass: 10.0523997 +- 0.0000751 amu

• Excess Mass: 48810.011 +- 70.001 keV

• Binding Energy: 30338.510 +- 70.001 keV

• Beta Decay Energy: B- 15759.785 +- 71.615 keV

• Spin: 0+

• Half life: 2.7E-21 s

• Mode of decay: 2N

SODIO

Símbolo: Na

Clasificación: Metal alcalino Grupo 1

Número Atómico: 11

Masa Atómica: 22,9898

Número de protones/electrones: 11

Número

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