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Periodic Table of Elements

Bi - Bismuth

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Nuclides / Isotopes

Nuc- lide	Atomic Mass	NN	Abun %	Spin	Half Life	DM	DT	BR %	Decay Energy (MeV)
Bi185	184.998	102	Syn	1/2+	44us
Bi186	185.996	103	Syn	3+	15ms
Bi187	186.993	104	Syn	9/2-	35ms	α	Tl183	>50	7.690
meta state 0.060MeV			Syn	1/2+	0.8ms	α	Tl183	>50	7.750
Bi188	187.992	105	Syn		0.21s	α	Tl184		7.270
					0.21s	ε	Pb188		10.400
Bi189	188.99	106	Syn	9/2-	680ms	α	Tl185	>50	7.270
					680ms	ε	Pb189	<50	8.000
meta state 0.092MeV			Syn	1/2+	~5ms	α	Tl185	>50	7.362
					~5ms	ε	Pb189	<50	8.092
Bi190	189.989	107	Syn	3+	6.3s	α	Tl186	~90	6.862
meta state 0.000MeV			Syn	10-	6.2s	α	Tl186	70	6.862
					6.2s	ε	Pb190	30	9.600
Bi191	190.986	108	Syn	9/2-	12s	α	Tl187	60	6.781
					12s	ε	Pb191	40	7.300
meta state 0.242MeV			Syn	1/2+	150ms	α	Tl187	75	7.023
					150ms	ε	Pb191	<=25	7.542
Bi192	191.985	109	Syn	2+, 3+	37s	ε	Pb192	88	9.000
					37s	α	Tl188	12	6.376
meta state 0.105MeV			Syn	10-	39.6s	ε	Pb192	90	9.105
					39.6s	α	Tl188	10	6.481
Bi193	192.983	110	Syn	9/2-	67s	ε	Pb193	95	6.500
					67s	α	Tl189	5	6.305
meta state 0.307MeV			Syn	1/2+	3.2s	α	Tl189	90	6.612
					3.2s	ε	Pb193	~10	6.807
Bi194	193.983	111	Syn	3+	95s	ε	Pb194	99.54	8.200
					95s	α	Tl190	0.46	5.918
meta state 0.000MeV			Syn	6+, 7+	125s	ε	Pb194		8.200
meta state 0.000MeV			Syn	10-	115s	ε	Pb194	99.80	8.200
					115s	α	Tl190	0.2	5.918
Bi195	194.981	112	Syn	9/2-	183s	ε	Pb195	99.97	5.900
					183s	α	Tl191	0.03	5.833
meta state 0.401MeV			Syn	1/2+	87s	ε	Pb195	67	6.301
					87s	α	Tl191	33	6.234
Bi196	195.981	113	Syn	3+	308s	ε	Pb196	~100	7.360
					308s	α	Tl192	0.0012	5.460
meta state 0.167MeV			Syn	7+	0.6s
meta state 0.269MeV			Syn	10-	240s	ε	Pb196	74.2	7.629
					240s	IT		25.8	0.269
					240s	α	Tl192	0.00038	5.729
Bi197	196.979	114	Syn	9/2-	9.33m	α	Tl193	0.0001	5.390
					9.33m	ε	Pb197		5.200
meta state 0.500MeV			Syn	1/2+	5.04m	α	Tl193	55	5.890
					5.04m	ε	Pb197	45	5.700
					5.04m	IT	Bi197	<0.3	0.500
Bi198	197.979	115	Syn	2+, 3+	10.3m	ε	Pb198		6.560
meta state 0.000MeV			Syn	7+	11.6m	ε	Pb198		6.560
meta state 0.249MeV			Syn	10-	7.7s	IT			0.249
Bi199	198.978	116	Syn	9/2-	27m	ε	Pb199		4.340
meta state 0.680MeV			Syn	1/2+	24.70m	ε	Pb199	>=98	5.020
					24.70m	IT		<=2	0.680
					24.70m	α	Tl195	~0.01	5.640
Bi200	199.9781	117	Syn	7+	36.4m	ε	Pb200		5.890
meta state 0.000MeV			Syn	2+	31m	ε	Pb200	>90	5.890
					31m	IT	Bi200	<10
meta state 0.428MeV			Syn	10-	0.40s	IT	Bi200		0.428
Bi201	200.977	118	Syn	9/2-	108m	α	Tl197	<0.0001	4.500
					108m	ε	Pb201		3.840
meta state 0.846MeV			Syn	1/2+	59.1m	ε	Pb201	>93	4.686
					59.1m	IT		<=6.8	0.846
					59.1m	α	Tl197	~0.3	5.346
Bi202	201.9777	119	Syn	5+	1.72h	α	Tl198	<1.0E^-5	4.290
					1.72h	ε	Pb202		5.150
Bi203	202.9769	120	Syn	9/2-	11.76h	α	Tl199	~1.0E^-5	4.150
					11.76h	ε	Pb203		3.253
meta state 1.098MeV			Syn	1/2+	303ms	IT			1.098
Bi204	203.9778	121	Syn	6+	11.22h	ε	Pb204		4.438
meta state 0.805MeV			Syn	10-	13ms	IT			0.805
meta state 2.833MeV			Syn	17+	1.07ms	IT			2.833
Bi205	204.9774	122	Syn	9/2-	15.31d	ε	Pb205		2.708
Bi206	205.9785	123	Syn	6+	6.243d	ε	Pb206		3.758
Bi207	206.9785	124	Syn	9/2-	31.55y	ε	Pb207		2.399
Bi208	207.9797	125	Syn	5+	368000y	ε	Pb208		2.880
meta state 1.571MeV			Syn	10-	2.58ms	IT			1.571
Bi209	208.9804	126	100.	9/2-	Stable
Bi210	209.9841	127	Syn	1-	5.013d	α	Tl206	0.00013	5.037
					5.013d	β^-	Po210		1.163
meta state 0.271MeV			Syn	9-	3040000y	α	Tl206		5.308
Bi211	210.9873	128	Syn	9/2-	2.14m	α	Tl207	99.72	6.751
					2.14m	β^-	Po211	0.28	0.579
Bi212	211.9913	129	Syn	1-	60.55m	β^-	Po212	64.06	2.254
					60.55m	α	Tl208	35.94	6.207
					60.55m	β^- + α	Pb208	0.01	11.208
meta state 0.250MeV			Syn	9-	25m	α	Tl208	67	6.457
					25m	β^-	Po212	33	2.504
meta state 1.910MeV			Syn		7m	β^-	Po212	~100	4.164
Bi213	212.9944	130	Syn	9/2-	45.59m	β^-	Po213	97.91	1.426
					45.59m	α	Tl209	2.09	5.982
Bi214	213.9987	131	Syn	1-	19.9m	β^-	Po214	99.98	3.272
					19.9m	α	Tl210	0.02	5.617
Bi215	215.002	132	Syn		7.6m	β^-	Po215		2.250
Bi216	216.006	133	Syn	1-	3.6m	β^-	Po216	<=100	4.000
Bi217		134	Syn	9/2-	97s	β^-

Nuclide	Potential Parent Nuclides
Bi185	None known
Bi186	None known
Bi187	None known
meta state 0.060MeV	None known
Bi188	None known
Bi189	None known
meta state 0.092MeV	None known
Bi190	At194 (Syn)
meta state 0.000MeV	None known
Bi191	At195 (Syn)
meta state 0.242MeV	None known
Bi192	At196 (Syn) Po192 (Syn)
meta state 0.105MeV	None known
Bi193	At197 (Syn) At197m (Syn)
meta state 0.307MeV	None known
Bi194	At198 (Syn) At198m (Syn)
meta state 0.000MeV	None known
meta state 0.000MeV	None known
Bi195	At199 (Syn) Po195 (Syn) Po195m (Syn)
meta state 0.401MeV	None known
Bi196	At200 (Syn) At200m (Syn) At200m1 (Syn) Po196 (Syn)
meta state 0.167MeV	None known
meta state 0.269MeV	None known
Bi197	At201 (Syn) Bi197m (Syn) Po197 (Syn) Po197m (Syn)
meta state 0.500MeV	None known
Bi198	At202 (Syn) At202m (Syn) At202m1 (Syn) Po198 (Syn)
meta state 0.000MeV	None known
meta state 0.249MeV	None known
Bi199	At203 (Syn) Po199 (Syn) Po199m (Syn)
meta state 0.680MeV	None known
Bi200	At204 (Syn) Bi200m (Syn) Bi200m1 (Syn) Po200 (Syn)
meta state 0.000MeV	None known
meta state 0.428MeV	None known
Bi201	At205 (Syn) Po201 (Syn) Po201m (Syn)
meta state 0.846MeV	None known
Bi202	At206 (Syn) Po202 (Syn)
Bi203	At207 (Syn) Po203 (Syn)
meta state 1.098MeV	None known
Bi204	At208 (Syn) Po204 (Syn)
meta state 0.805MeV	None known
meta state 2.833MeV	None known
Bi205	At209 (Syn) Po205 (Syn)
Bi206	At210 (Natural) Po206 (Syn)
Bi207	At211 (Syn) Po207 (Syn)
Bi208	At212 (Syn) At212m (Syn) Po208 (Syn)
meta state 1.571MeV	None known
Bi209	At213 (Syn) Pb209 (Syn) Po209 (Natural)
Bi210	At214 (Syn) At214m (Syn) At214m1 (Syn) Pb210 (Syn)
meta state 0.271MeV	None known
Bi211	At215 (Syn) Pb211 (Syn)
Bi212	At216 (Syn) At216m (Syn) Pb212 (Syn)
meta state 0.250MeV	None known
meta state 1.910MeV	None known
Bi213	At217 (Syn) Pb213 (Syn)
Bi214	At218 (Syn) Pb214 (Syn)
Bi215	At219 (Syn)
Bi216	At220 (Syn)
Bi217	None known
Key: NN = Number of Neutrons Abun % = Natural Abundance (as a percentage) Syn = Synthetic Nuclide (does not occur in nature) DM = Decay Mode α = Alpha emission β^- = Beta emission β^- β^- = Double beta decay β⁺ = Positron emission ε = Electron Capture IT = Isomeric Transition N = Neutron emission P = Proton emission SF = Spontaneous Fission DT = Decays To BR % = Branch Ratio (as a percentage)

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References

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Periodic Table of Elements

Bi - Bismuth

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