Radioactive isotopes:
Isotopes
Mass
Half-life
178
W
177.9459
21.6 d
179
W
178.94707
38 m
181
W
180.94820
121.2 d
185
W
184.953420
74.8 d
187
W
186.957158
23.9 h
188
W
187.958487
69.4 d
All Information from
Web-Element