钨的同位素

钨（原子量：183.84(1)）共有46个同位素，其中有5种在自然界出现，当中180具有极长的半衰期，其他4种理论上具有放射性但是迄今为止尚未观测到。

**图表**
158W
74
84
157.97456(54)#
1.37(17) ms
α
154Hf
0+
158mW
1889(8) keV
143(19) µs
8+
159W
74
85
158.97292(43)#
8.2(7) ms
α (82%)
155Hf
7/2−#
β+ (18%)
159Ta
160W
74
86
159.96848(22)
90(5) ms
α (87%)
156Hf
0+
β+ (14%)
160Ta
161W
74
87
160.96736(21)#
409(16) ms
α (73%)
157Hf
7/2−#
β+ (23%)
161Ta
162W
74
88
161.963497(19)
1.36(7) s
β+ (53%)
162Ta
0+
α (47%)
158Hf
163W
74
89
162.96252(6)
2.8(2) s
β+ (59%)
163Ta
3/2−#
α (41%)
159Hf
164W
74
90
163.958954(13)
6.3(2) s
β+ (97.4%)
164Ta
0+
α (2.6%)
160Hf
165W
74
91
164.958280(27)
5.1(5) s
β+ (99.8%)
165Ta
3/2−#
α (.2%)
161Hf
166W
74
92
165.955027(11)
19.2(6) s
β+ (99.96%)
166Ta
0+
α (.035%)
162Hf
167W
74
93
166.954816(21)
19.9(5) s
β+ (>99.9%)
167Ta
3/2−#
α (163Hf
168W
74
94
167.951808(17)
51(2) s
β+ (99.99%)
168Ta
0+
α (.0319%)
164Hf
169W
74
95
168.951779(17)
76(6) s
β+
169Ta
(5/2−)
170W
74
96
169.949228(16)
2.42(4) min
β+(99%)
170Ta
0+
α (1%)
166Hf
171W
74
97
170.94945(3)
2.38(4) min
β+
171Ta
(5/2−)
172W
74
98
171.94729(3)
6.6(9) min
β+
172Ta
0+
173W
74
99
172.94769(3)
7.6(2) min
β+
173Ta
5/2−
174W
74
100
173.94608(3)
33.2(21) min
β+
174Ta
0+
175W
74
101
174.94672(3)
35.2(6) min
β+
175Ta
(1/2−)
176W
74
102
175.94563(3)
2.5(1) h
EC
176Ta
0+
177W
74
103
176.94664(3)
132(2) min
β+
177Ta
1/2−
178W
74
104
177.945876(16)
21.6(3) d
EC
178Ta
0+
179W
74
105
178.947070(17)
37.05(16) min
β+
179Ta
(7/2)−
179m1W
221.926(8) keV
6.40(7) min
IT (99.72%)
179W
(1/2)−
β+ (.28%)
179Ta
179m2W
1631.90(8) keV
390(30) ns
(21/2+)
179m3W
3348.45(16) keV
750(80) ns
(35/2−)
180W
74
106
179.946704(4)
1.8(0.2)×1018 y
α
176Hf
0+
0.0012(1)
180m1W
1529.04(3) keV
5.47(9) ms
IT
180W
8−
180m2W
3264.56(21) keV
2.33(19) µs
14−
181W
74
107
180.948197(5)
121.2(2) d
EC
181Ta
9/2+
182W
74
108
181.9482042(9)
观测上稳定 
0+
0.2650(16)
183W
74
109
182.9502230(9)
观测上稳定 
1/2−
0.1431(4)
183mW
309.493(3) keV
5.2(3) s
IT
183W
11/2+
184W
74
110
183.9509312(9)
观测上稳定 
0+
0.3064(2)
185W
74
111
184.9534193(10)
75.1(3) d
β-
185Re
3/2−
185mW
197.43(5) keV
1.597(4) min
IT
185W
11/2+
186W
74
112
185.9543641(19)
观测上稳定 
0+
0.2843(19)
186m1W
1517.2(6) keV
18(1) µs
(7−)
186m2W
3542.8(21) keV
>3 ms
(16+)
187W
74
113
186.9571605(19)
23.72(6) h
β-
187Re
3/2−
188W
74
114
187.958489(4)
69.78(5) d
β-
188Re
0+
189W
74
115
188.96191(21)
11.6(3) min
β-
189Re
(3/2−)
190W
74
116
189.96318(18)
30.0(15) min
β-
190Re
0+
190mW
2381(5) keV
191W
74
117
190.96660(21)#
20# s>300 ns
3/2−#
192W
74
118
191.96817(64)#
10# s>300 ns
0+

**参考文献**
 Isotope masses from  Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).- Isotopic compositions and standard atomic masses from  Atomic weights of the elements. Review 2000 (IUPAC Technical Report) date=20110324090740 . Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and  Atomic Weights Revised (2005) date=20080305062433 .- Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
** Audi, Bersillon, Blachot, Wapstra.  The Nubase2003 evaluation of nuclear and decay properties date=20110716114059 , Nuc. Phys. A 729, pp. 3-128 (2003).
** National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the  NuDat 2.1 database date=20190513230730  (retrieved Sept. 2005).
** David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.