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Isotopes of Manganese (Z=25)
Click on an isotope to get more information about its decay
Isotope	Half-life	Spin Parity	Decay Mode(s) or Abundance
⁴⁴Mn
⁴⁵Mn
⁴⁶Mn	41 ms		%EC=100, %ECP=32 6
⁴⁷Mn	100 ms		%EC+%B+=100, %ECP > 3.4 9
⁴⁸Mn	158.1 ms	4+	%EC+%B+=100, %ECP=0.28 4, %ECA<6E-4
⁴⁹Mn	382 ms	5/2-	%EC+%B+=100
⁵⁰Mn	283.88 ms	0+	%EC+%B+=100
^50m1Mn	1.75 m	5+	%EC+%B+=100
⁵¹Mn	46.2 m	5/2-	%EC+%B+=100
⁵²Mn	5.591 d	6+	%EC+%B+=100
^52m1Mn	21.1 m	2+	%EC+%B+=98.25 5, %IT=1.75 5
⁵³Mn	3.74e+6 y	7/2-	%EC=100
⁵⁴Mn	312.3 d	3+	%EC+%B+=100, %B- < 2.9E-4
⁵⁵Mn	stable	5/2-	%Abundance=100
⁵⁶Mn	2.5785 h	3+	%B-=100
⁵⁷Mn	85.4 s	5/2-	%B-=100
⁵⁸Mn	3.0 s	1+	%B-=100
^58m1Mn	65.2 s	(4)+	%B- ~ 80, %IT ~ 20
⁵⁹Mn	4.6 s	3/2-,5/2-	%B-=100
⁶⁰Mn	51 s	0+	%B-=100
^60m1Mn	1.77 s	3+	%B-=88.5 8, %IT=11.5 8
⁶¹Mn	0.71 s	(5/2-)	%B-=100
⁶²Mn	0.88 s	(3+)	%B-=100
⁶³Mn	0.25 s		%B-=100
⁶⁴Mn	140 ms	(3+)	%B-=100, %B-N=1.4 sys
⁶⁵Mn	110 ms	(5/2-)	%B-=100, %B-N=6.9 sys
⁶⁶Mn	90 ms		%B-=100, %B-N=11 sys
⁶⁷Mn			%B-=?
⁶⁸Mn			%B-=?
⁶⁹Mn		(5/2-)	%B-=?

Isotopes of Manganese (Z=25)