Sodium: Properties: Isotopes

Sodium: Properties

Isotopes

Natural
Abun. (%) Atomic
Mass Half-
life Decay Mode
/Energy (/MeV) Part. En.
/Intensity
(MeV/%) Cross-sect.
Ther. Neut.
(b) Spin
(h/2 pi) Magnetic
Dipl.Mom.
(nm) Electric
Quad. Mom.
(b) Gamma En.
/Intensity
(MeV/%)
¹⁹Na 19.013879 0.03s ß⁺,p/ 11.18
²⁰Na 20.007344 0.446s ß⁺/ 13.89 2⁺ 0.3694 nm rad. an.
1.634/ 79
²¹Na 20.99765 22.48s ß⁺/ 3.547 2.5/ 95 3/2⁺ 2.3863 nm 0.05 b rad. an.
0.351/ 5
²²Na 21.994434 2.605y ß⁺/ 2.842
E.C. 0.545/ 9 3⁺ 1.746 nm rad. an.
²³Na 100 % 22.989767 3/2⁺ 2.21752 nm 0.101 b
^24mNa 20.2ms I.T.,ß^- 1⁺ 0.4723/ 100
²⁴Na 23.990961 14.96h ß^-/ 5.514 1.389/ 99 4⁺ 1.69 nm 1.3686/ 100
2.754/ 100
0.997 - 4.238
²⁵Na 24.989953 59.3s ß^-/ 3.833 2.6/ 7
3.15/ 25
4/ 65 5/2⁺ 3.683 nm -0.1 b 0.3897/ 12
0.585/ 13
0.9747/ 14.9
0.836 - 2.8
²⁶Na 25.992586 1.07s ß^-/ 9.31 3⁺ 2.851 nm -0.08 b 1.809/ 98.9
²⁷Na 26.99394 0.29s ß^-/ 8.96
ß^-,n 7.95 5/2⁺ 3.9 nm -0.06 b 0.9847/ 87.4
1.698/ 11.9
²⁸Na 27.97878 30.5ms ß^-/ 13.9
ß^-,n 12.3 1⁺ 2.43 nm -0.02 b 1.473/ 37
2.389/ 18.6
²⁹Na 29.00293 44ms ß^-,n/ 13.4 11.5 3/2⁺ 2.45 nm -0.03 b 2.56/ 36
1.04 - 3.99
³⁰Na 30.0088 50ms ß^-/ 18.1 2⁺ 2.08 nm 1.483/ 46
³¹Na 31.01268 17.2ms ß^-,n/ 15.7 3/2^- 2.31 nm 1.483/ 14
0.05 - 3.54
³²Na 32.0177 13.5ms ß^-/ 18 0.886/ 60
³³Na 33.023 8.1ms ß^-/ 16 0.886/ 16
³⁴Na 34.0286 5ms ß^-/ 18 0.886/ 60
³⁵Na 1.5ms

	Natural Abun. (%)	Atomic Mass	Half- life	Decay Mode /Energy (/MeV)	Part. En. /Intensity (MeV/%)	Cross-sect. Ther. Neut. (b)	Spin (h/2 pi)	Magnetic Dipl.Mom. (nm)	Electric Quad. Mom. (b)	Gamma En. /Intensity (MeV/%)
¹⁹Na		19.013879	0.03s	ß⁺,p/ 11.18
²⁰Na		20.007344	0.446s	ß⁺/ 13.89			2⁺	0.3694 nm		rad. an. 1.634/ 79
²¹Na		20.99765	22.48s	ß⁺/ 3.547	2.5/ 95		3/2⁺	2.3863 nm	0.05 b	rad. an. 0.351/ 5
²²Na		21.994434	2.605y	ß⁺/ 2.842 E.C.	0.545/ 9		3⁺	1.746 nm		rad. an.
²³Na	100 %	22.989767					3/2⁺	2.21752 nm	0.101 b
^24mNa			20.2ms	I.T.,ß^-			1⁺			0.4723/ 100
²⁴Na		23.990961	14.96h	ß^-/ 5.514	1.389/ 99		4⁺	1.69 nm		1.3686/ 100 2.754/ 100 0.997 - 4.238
²⁵Na		24.989953	59.3s	ß^-/ 3.833	2.6/ 7 3.15/ 25 4/ 65		5/2⁺	3.683 nm	-0.1 b	0.3897/ 12 0.585/ 13 0.9747/ 14.9 0.836 - 2.8
²⁶Na		25.992586	1.07s	ß^-/ 9.31			3⁺	2.851 nm	-0.08 b	1.809/ 98.9
²⁷Na		26.99394	0.29s	ß^-/ 8.96 ß^-,n	7.95		5/2⁺	3.9 nm	-0.06 b	0.9847/ 87.4 1.698/ 11.9
²⁸Na		27.97878	30.5ms	ß^-/ 13.9 ß^-,n	12.3		1⁺	2.43 nm	-0.02 b	1.473/ 37 2.389/ 18.6
²⁹Na		29.00293	44ms	ß^-,n/ 13.4	11.5		3/2⁺	2.45 nm	-0.03 b	2.56/ 36 1.04 - 3.99
³⁰Na		30.0088	50ms	ß^-/ 18.1			2⁺	2.08 nm		1.483/ 46
³¹Na		31.01268	17.2ms	ß^-,n/ 15.7			3/2^-	2.31 nm		1.483/ 14 0.05 - 3.54
³²Na		32.0177	13.5ms	ß^-/ 18						0.886/ 60
³³Na		33.023	8.1ms	ß^-/ 16						0.886/ 16
³⁴Na		34.0286	5ms	ß^-/ 18						0.886/ 60
³⁵Na			1.5ms