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Isotopes of Silicon (Z=14)
Click on an isotope to get more information about its decay
Isotope	Half-life	Spin Parity	Decay Mode(s) or Abundance
²²Si	6 ms	0+	%EC+%B+=100, %ECP=?
²³Si
²⁴Si	102 ms	0+	%EC+%B+=100, %ECP ~ 7
²⁵Si	220 ms	5/2+	%EC+%B+=100, %ECP=?
²⁶Si	2.234 s	0+	%EC+%B+=100
²⁷Si	4.16 s	5/2+	%EC+%B+=100
²⁸Si	stable	0+	%Abundance=92.23 1
²⁹Si	stable	1/2+	%Abundance=4.67 1
³⁰Si	stable	0+	%Abundance=3.10 1
³¹Si	157.3 m	3/2+	%B-=100
³²Si	150 y	0+	%B-=100
³³Si	6.18 s		%B-=100
³⁴Si	2.77 s	0+	%B-=100
³⁵Si	0.78 s		%B-=100
³⁶Si	0.45 s	0+	%B-=100, %B-N < 10
³⁷Si
³⁸Si		0+
³⁹Si
⁴⁰Si		0+
⁴¹Si
⁴²Si		0+

Isotopes of Silicon (Z=14)