نصف عمر العناصر
Half Life of the elements
Stable
|
Hydrogen
|
Stable
|
Helium
|
Stable
|
Lithium
|
Stable
|
Beryllium
|
Stable
|
Boron
|
Stable
|
Carbon
|
Stable
|
Nitrogen
|
Stable
|
Oxygen
|
Stable
|
Fluorine
|
Stable
|
Neon
|
Stable
|
Sodium
|
Stable
|
Magnesium
|
Stable
|
Aluminum
|
Stable
|
Silicon
|
Stable
|
Phosphorus
|
Stable
|
Sulfur
|
Stable
|
Chlorine
|
Stable
|
Argon
|
Stable
|
Potassium
|
Stable
|
Calcium
|
Stable
|
Scandium
|
Stable
|
Titanium
|
Stable
|
Vanadium
|
Stable
|
Chromium
|
Stable
|
Manganese
|
Stable
|
Iron
|
Stable
|
Cobalt
|
Stable
|
Nickel
|
Stable
|
Copper
|
Stable
|
Zinc
|
Stable
|
Gallium
|
Stable
|
Germanium
|
Stable
|
Arsenic
|
Stable
|
Selenium
|
Stable
|
Bromine
|
Stable
|
Krypton
|
Stable
|
Rubidium
|
Stable
|
Strontium
|
Stable
|
Yttrium
|
Stable
|
Zirconium
|
Stable
|
Niobium
|
Stable
|
Molybdenum
|
211098.4271943
y
|
Technetium
|
Stable
|
Ruthenium
|
Stable
|
Rhodium
|
Stable
|
Palladium
|
Stable
|
Silver
|
Stable
|
Cadmium
|
Stable
|
Indium
|
Stable
|
Tin
|
Stable
|
Antimony
|
Stable
|
Tellurium
|
Stable
|
Iodine
|
Stable
|
Xenon
|
Stable
|
Cesium
|
Stable
|
Barium
|
Stable
|
Lanthanum
|
Stable
|
Cerium
|
Stable
|
Praseodymium
|
Stable
|
Neodymium
|
17.72577371892
y
|
Promethium
|
Stable
|
Samarium
|
Stable
|
Europium
|
Stable
|
Gadolinium
|
Stable
|
Terbium
|
Stable
|
Dysprosium
|
Stable
|
Holmium
|
Stable
|
Erbium
|
Stable
|
Thulium
|
Stable
|
Ytterbium
|
Stable
|
Lutetium
|
Stable
|
Hafnium
|
Stable
|
Tantalum
|
Stable
|
Tungsten
|
Stable
|
Rhenium
|
Stable
|
Osmium
|
Stable
|
Iridium
|
Stable
|
Platinum
|
Stable
|
Gold
|
Stable
|
Mercury
|
Stable
|
Thallium
|
Stable
|
Lead
|
1.902587519026×1019
y
|
Bismuth
|
102.1055301877
y
|
Polonium
|
8.055555555556
h
|
Astatine
|
3.82349537037
d
|
Radon
|
21.66666666667
m
|
Francium
|
1585.489599188
y
|
Radium
|
21.78652968037
y
|
Actinium
|
1.40601217656×1010
y
|
Thorium
|
32787.92491121
y
|
Protactinium
|
4.471080669711×109
y
|
Uranium
|
2.145484525622×106
y
|
Neptunium
|
7.927447995941×107
y
|
Plutonium
|
7388.381532217
y
|
Americium
|
1.560121765601×107
y
|
Curium
|
1379.375951294
y
|
Berkelium
|
900.5580923389
y
|
Californium
|
1.292174023338
y
|
Einsteinium
|
100.4976851852
d
|
Fermium
|
51.50462962963
d
|
Mendelevium
|
2.777777777778
h
|
Nobelium
|
10 h
|
Lawrencium
|
13.05555555556
h
|
Rutherfordium
|
5.555555555556
h
|
Dubnium
|
1.944444444444
h
|
Seaborgium
|
1.5 h
|
Bohrium
|
1.111111111111
h
|
Hassium
|
30 m
|
Meitnerium
|
4 m
|
Darmstadtium
|
10 m
|
Roentgenium
|
40 m
|
Copernicium
|
20 m
|
Nihonium
|
1.316666666667
m
|
Flerovium
|
1 m
|
Moscovium
|
120 ms
|
Livermorium
|
50 ms
|
Tennessine
|
5 ms
|
Oganesson
|
لتحميل نصف عمر العناصر pdf اضغط هنا
المصادر:
1 International Atomic Energy Agency ENSDF
database (2010).
2 Loveland, W.; Morrissey, D.; Seaborg, G.T.
(2006). Modern Nuclear Chemistry. Wiley-Interscience. p. 57. ISBN
978-0-471-11532-8.
3 Luig, H.; Kellerer, A. M.; Griebel, J. R.
(2011). "Radionuclides, 1. Introduction". Ullmann's Encyclopedia of
Industrial Chemistry. doi:10.1002/14356007.a22_499.pub2 ISBN 978-3527306732.
4 Martin, James (2006). Physics for Radiation
Protection: A Handbook. ISBN 978-3527406111.
5 Petrucci, R.H.; Harwood, W.S.; Herring, F.G.
(2002). General Chemistry (8th ed.). Prentice-Hall. p.1025–26.
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