자연계에 존재하는 로듐의 동위 원소는 1종으로 103Rh이 100% 존재하고 있다. 인공적으로 만들어진 로듐의 동위 원소로는 89Rh부터 122Rh까지인데 중에서 101Rh의 반감기가 3.3년으로 가장 길다. 105Rh은 핵분열 생성물의 방사성 로듐 동위 원소들 반감기가 35.36일로 가장 길다. == == 핵자수 Z(p) N(n) 동위 원소 질량 (u) 반감기 붕괴방식IT: 핵이성체 전이 붕괴 생성동위 원소 핵스핀 자연계에 존재하는동위 원소범위(몰 분율) 자연계에 존재하는최대 범위(몰 분율) 들뜬 에너지 89Rh 45 44 88.94884(48)# 10# ms>1.5 µs β+ 89Ru 7/2+# 90Rh 45 45 89.94287(54)# 15(7) ms12(+9-4) ms β+ 90Ru 0+# 90mRh 0(500)# keV 1.1(3) s1.0(+3-2) 9+# 91Rh 45 46 90.93655(43)# 1.74(14) β+ 91Ru 7/2+# 91mRh 1.46(11) (1/2-) 92Rh 45 47 91.93198(43)# 4.3(13) β+ 92Ru (6+) 92mRh 4.66(25) s2.9(+15-8) (≥6+) 93Rh 45 48 92.92574(43)# 11.9(7) β+ 93Ru 9/2+# 94Rh 45 49 93.92170(48)# 70.6(6) β+ (98.2%) 94Ru (2+,4+) β+, (1.79%) 93Tc 94mRh 300(200)# keV 25.8(2) β+ 94Ru (8+) 95Rh 45 50 94.91590(16) 5.02(10) min β+ 95Ru (9/2)+ 95mRh 543.3(3) keV 1.96(4) min IT (88%) 95Rh (1/2)- β+ (12%) 95Ru 96Rh 45 51 95.914461(14) 9.90(10) min β+ '''96Ru''' (6+) 96mRh 52.0(1) keV 1.51(2) min IT (60%) 96Rh (3+) β+ (40%) '''96Ru''' 97Rh 45 52 96.91134(4) 30.7(6) min β+ 97Ru 9/2+ 97mRh 258.85(17) keV 46.2(16) min β+ (94.4%) 97Ru 1/2- IT (5.6%) 97Rh 98Rh 45 53 97.910708(13) 8.72(12) min β+ '''98Ru''' (2)+ 98mRh 60(50)# keV 3.6(2) min IT 98Rh (5+) β+ '''98Ru''' 99Rh 45 54 98.908132(8) 16.1(2) β+ '''99Ru''' 1/2- 99mRh 64.3(4) keV 4.7(1) β+ (99.83%) '''99Ru''' 9/2+ IT (0.16%) 99Rh 100Rh 45 55 99.908122(20) 20.8(1) β+ '''100Ru''' 1- 100m1Rh 107.6(2) keV 4.6(2) min IT (98.3%) 100Rh (5+) β+ (1.7%) '''100Ru''' 100m2Rh 74.78(2) keV 214.0(20) ns (2)+ 100m3Rh 112.0+X keV 130(10) ns (7+) 101Rh 45 56 100.906164(18) 3.3(3) '''101Ru''' 1/2- 101mRh 157.32(4) keV 4.34(1) (93.6%) '''101Ru''' 9/2+ IT (6.4%) Rh 102Rh 45 57 101.906843(5) 207.0(15) β+ (80%) '''102Ru''' (1-,2-) β- (20%) '''102Pd''' 102mRh 140.75(8) keV 2.9(10) β+ (99.77%) '''102Ru''' 6+ IT (0.23%) 102Rh 103Rh 45 58 102.905504(3) '''안정''' 1/2- 1.0000 103mRh 39.756(6) keV 56.114(9) min IT '''103Rh''' 7/2+ 104Rh 45 59 103.906656(3) 42.3(4) β- (99.55%) '''104Pd''' 1+ β+ (0.449%) '''104Ru''' 104mRh 128.967(4) keV 4.34(3) min 5+ 105Rh 45 60 104.905694(4) 35.36(6) β- '''105Pd''' 7/2+ 105mRh 129.781(4) keV 42.9(3) IT 105Rh 1/2- β- '''105Pd''' 106Rh 45 61 105.907287(8) 29.80(8) β- '''106Pd''' 1+ 106mRh 136(12) keV 131(2) min β- '''106Pd''' (6)+ 107Rh 45 62 106.906748(13) 21.7(4) min β- 107Pd 7/2+ 107mRh 268.36(4) keV >10 µs 1/2- 108Rh 45 63 107.90873(11) 16.8(5) β- '''108Pd''' 1+ 108mRh -60(110) keV 6.0(3) min β- '''108Pd''' (5)(+#) 109Rh 45 64 108.908737(13) 80(2) β- 109Pd 7/2+ 110Rh 45 65 109.91114(5) 28.5(15) β- '''110Pd''' (>3)(+#) 110mRh -60(50) keV 3.2(2) β- '''110Pd''' 1+ 111Rh 45 66 110.91159(3) 11(1) β- 111Pd (7/2+) 112Rh 45 67 111.91439(6) 3.45(37) β- 112Pd 1+ 112mRh 330(70) keV 6.73(15) β- 112Pd (4,5,6) 113Rh 45 68 112.91553(5) 2.80(12) β- 113Pd (7/2+) 114Rh 45 69 113.91881(12) 1.85(5) β- (>99.9%) 114Pd 1+ β-, (113Pd 114mRh 200(150)# keV 1.85(5) β- 114Pd (4,5) 115Rh 45 70 114.92033(9) 0.99(5) β- 115Pd (7/2+)# 116Rh 45 71 115.92406(15) 0.68(6) β- (>99.9%) 116Pd 1+ β-, (115Pd 116mRh 200(150)# keV 570(50) ms β- 116Pd (6-) 117Rh 45 72 116.92598(54)# 0.44(4) β- 117Pd (7/2+)# 118Rh 45 73 117.93007(54)# 310(30) ms β- 118Pd (4-10)(+#) 119Rh 45 74 118.93211(64)# 300# ms>300 ns β- 119Pd 7/2+# 120Rh 45 75 119.93641(64)# 200# ms>300 ns β- 120Pd 121Rh 45 76 120.93872(97)# 100# ms>300 ns β- 121Pd 7/2+# 122Rh 45 77 121.94321(75)# 50# ms>300 ns == 각주 == 동위 원소 분류:원소별 동위 원소 목록