Isotopes of Antimony (Z=51)

Click on an isotope to get more information about its decay
Isotope Half-life Spin Parity Decay Mode(s) or Abundance
103Sb
104Sb 0.44 s %EC+%B+=100, %P < 1, %ECP < 7
105Sb 1.12 s %EC+%B+=?, %P=?
106Sb (4+)
107Sb (5/2+)
108Sb 7.4 s (4+) %EC+%B+=100, %ECP=?
109Sb 17.0 s(5/2+) %EC+%B+=100
110Sb 23.0 s3+ %EC+%B+=100
111Sb 75 s(5/2+) %EC+%B+=100
112Sb 51.4 s3+ %EC+%B+=100
113Sb 6.67 m5/2+ %EC+%B+=100
114Sb 3.49 m3+ %EC+%B+=100
115Sb 32.1 m5/2+ %EC+%B+=100
116Sb 15.8 m3+ %EC+%B+=100
116m1Sb 60.3 m8- %EC+%B+=100
117Sb 2.80 h5/2+ %EC+%B+=100
118Sb 3.6 m1+ %EC+%B+=100
118m1Sb 5.00 h8- %EC+%B+=100
119Sb 38.19 h5/2+ %EC=100
119m1Sb 0.85 s(25/2+) %IT=100
120Sb 15.89 m1+ %EC+%B+=100
120m1Sb 5.76 d8- %EC+%B+=100
121Sb stable 5/2+ %Abundance=57.36 8
122Sb 2.7238 d2- %B-=97.59 12, %EC+%B+=2.41 12
122m1Sb 4.191 m(8)- %IT=100
123Sb stable7/2+ %Abundance=42.64 8
124Sb 60.20 d3- %B-=100
124m1Sb 93 s5+ %IT=75 5, %B-=25 5
124m2Sb 20.2 m(8)- %IT=100
125Sb 2.7582 y7/2+ %B-=100
126Sb 12.46 d(8)- %B-=100
126m1Sb 19.15 m (5)+ %B-=86 4, %IT=14 4
126m2Sb 11 s (3)- %IT=100
127Sb 3.85 d7/2+ %B-=100
128Sb 9.01 h8- %B-=100
128m1Sb 10.4 m5+ %B-=96.4 10, %IT=3.6 10
129Sb 4.40 h 7/2+ %B-=100
129m1Sb 17.7 m(19/2-) %B-=85, %IT=15
130Sb 39.5 m(8-) %B-=100
130m1Sb 6.3 m (5)+ %B-=100
131Sb 23.03 m(7/2+) %B-=100
132Sb 2.79 m (4+) %B-=100
132m1Sb 4.10 m (8-) %B-=100
133Sb 2.5 m (7/2+) %B-=100
134Sb 0.78 s(0-) %B-=100
134m1Sb 10.23 s(7-) %B-=100, %B-N=0.091 8
135Sb 1.71 s(7/2+) %B-=100 , %B-N=16.4 18
136Sb 0.82 s %B-=100, %B-N=24.0, %B-2N=?
137Sb
138Sb
139Sb
Isotope Explorer Nuclear Structure and Decay Data
8th Edition of the Table of Isotopes
Isotopes Project Home Page
Lawrence Berkeley National Laboratory
Return to Exploring the Isotopes