Изотопы натрия

Изотопы натрия —

Таблица изотопов натрия

nuclide symbol	Z(p)	N(n)	isotopic mass (u)	half-life	nuclear spin	representative isotopic composition (mole fraction)	range of natural variation (mole fraction)
	excitation energy
18Na	11	7	18.02597(5)	1.3(4)E-21 s	(1-)#
19Na	11	8	19.013877(13)	<40 ns	(5/2+)#
20Na	11	9	20.007351(7)	447.9(23) ms	2+
21Na	11	10	20.9976552(8)	22.49(4) s	3/2+
22Na	11	11	21.9944364(4)	2.6027(10) yr	3+
22mNa	583.03(9) keV			244(6) ns	1+
23Na	11	12	22.9897692809(29)	STABLE	3/2+	1.0000
24Na	11	13	23.99096278(8)	14.9590(12) h	4+
24mNa	472.207(9) keV			20.20(7) ms	1+
25Na	11	14	24.9899540(13)	59.1(6) s	5/2+
26Na	11	15	25.992633(6)	1.077(5) s	3+
27Na	11	16	26.994077(4)	301(6) ms	5/2+
28Na	11	17	27.998938(14)	30.5(4) ms	1+
29Na	11	18	29.002861(14)	44.9(12) ms	3/2(+#)
30Na	11	19	30.008976(27)	48.4(17) ms	2+
31Na	11	20	31.01359(23)	17.0(4) ms	(3/2+)
32Na	11	21	32.02047(38)	12.9(7) ms	(3-,4-)
33Na	11	22	33.02672(94)	8.2(2) ms	3/2+#
34Na	11	23	34.03517(96)#	5.5(10) ms	1+
35Na	11	24	35.04249(102)#	1.5(5) ms	3/2+#
36Na	11	25	36.05148(102)#	<260 ns
37Na	11	26	37.05934(103)#	1# ms [>1.5 µs]	3/2+#

См.также

• Натрий