Isotope

Isotopic Mass

amu

% Abundance

T_1/2

T_1/2

Units

Mass Excess

KeV

Binding Energy

Per Nucleon

KeV

Decay

Mode

Branching

Ratio

¹⁶⁰Re

159.98212 (43)

860

us

-16,660 (400)

7,809 (3)

p

91 5

¹⁶¹Re

160.97759 (22)

370

us

-20,880 (210)

7,837 (1.3)

p

97 2

¹⁶²Re

161.97600 (22)

107

ms

-22,350 (200)

7,847 (1)

A

94 6

¹⁶³Re

162.972081 (21)

390

ms

-26,007 (20)

7,870.9 (1.2)

B+ ?

¹⁶⁴Re

163.97032 (17)

*&

-27,640 (160)

7,882 (1)

A ?

¹⁶⁵Re

164.967089 (30)

1

s

-30,657 (28)

7,901.5 (1.7)

B+ ?

¹⁶⁶Re

165.965808 (94)

2

s

-31,850 (88)

7,910 (1)

B+ ?

¹⁶⁷Re

166.962601 (56)

3.4

s

-34,837 (52)

7,929 (0)

A~100

¹⁶⁸Re

167.961573 (33)

4.4

s

-35,795 (31)

7,935.1 (1.8)

B+~100

¹⁶⁹Re

168.958791 (30)

8.1

s

-38,386 (28)

7,951.3 (1.7)

B+

?

¹⁷⁰Re

169.958220 (28)

9.2

s

-38,918 (26)

7,955.1 (1.5)

B+~100

¹⁷¹Re

170.955716 (30)

15.2

s

-41,250 (28)

7,969.4 (1.6)

B+

100

¹⁷²Re

171.955423 (58)

15

s

-41,523 (54)

7,971.6 (3.1)

B+

100

¹⁷³Re

172.953243 (30)

2

m

-43,554 (28)

7,983.9 (1.6)

B+

100

¹⁷⁴Re

173.953115 (30)

2.4

m

-43,673 (28)

7,985.1 (1.6)

B+

100

¹⁷⁵Re

174.951381 (30)

5.89

m

-45,288 (28)

7,994.8 (1.6)

B+

100

¹⁷⁶Re

175.951623 (30)

5.3

m

-45,063 (28)

7,994.0 (1.6)

B+

100

¹⁷⁷Re

176.950328 (30)

14

m

-46,269 (28)

8,001.2 (1.6)

B+

100

¹⁷⁸Re

177.950989 (30)

13.2

m

-45,653 (28)

7,998.2 (1.6)

B+

100

¹⁷⁹Re

178.949988 (26)

19.5

m

-46,586 (24)

8,003.8 (1.4)

B+

¹⁸⁰Re

179.950789 (23)

2.44

m

-45,840 (21)

8,000.0 (1.2)

B+

100

¹⁸¹Re

180.950068 (14)

19.9

h

-46,511 (13)

8,004.11 (6.9)

B+

100

¹⁸²Re

181.95121 (11)

64

h

-45,450 (100)

7,998.6 (5.6)

B+

100

¹⁸³Re

182.9508198 (86)

70

d

-45,811.0 (8)

8,001.02 (4.4)

EC

100

¹⁸⁴Re

183.9525208 (47)

38

d

-44,226.6 (4.3)

7,992.79 (2.4)

B+

100

¹⁸⁵Re

184.9529550 (13)

37.40 (2)

stable

-43,822.2 (1.2)

7,991.026 (6)

¹⁸⁶Re

185.9549861 (13)

3.7183

d

-41,930.2 (1.2)

7,981.286 (6)

B-

92.53 10

¹⁸⁷Re

186.9557531 (15)

62.60 (2)

41.2

Gy

-41,215.7 (1.4)

7,977.947 (8)

¹⁸⁸Re

187.9581144 (15)

17.004

h

-39,016.2 (1.4)

7,966.743 (8)

B-

100

¹⁸⁹Re

188.9592290 (89)

24.3

h

-37,977.9 (8.3)

7,961.80 (4.4)

B-

100

¹⁹⁰Re

189.96182 (16)

3.1

m

-35,570 (150)

7,949.7 (7.9)

B-

100

¹⁹¹Re

190.963125 (11)

9.8

m

-34,349 (10)

7,943.95 (5.4)

B-

100

¹⁹²Re

191.96596 (21)

16

s

-31,710 (200)

7,931 (1)

B-

100

¹⁹³Re

192.96747 (21)

30

s

-30,300 (200)

7,924 (1)

B- ?

¹⁹⁴Re

193.97042 (32)

2

s

-27,550 (300)

7,911 (2)

B- ?

^161mRe

160.97759 (22)

15.6

ms

-20,880 (210)

7,837 (1.3)

A

?

^162mRe

161.97600 (22)

77

ms

-22,350 (200)

7,847 (1)

A

91 5

^163mRe

162.972081 (21)

214

ms

-26,007 (20)

7,870.9 (1.2)

A

66 4

^164mRe

163.97032 (17)

530

ms

-27,640 (160)

7,882 (1)

A

?

^165mRe

164.967089 (30)

2.1

s

-30,657 (28)

7,901.5 (1.7)

B+

87 3

^166mRe

165.965808 (94)

2.5

s

-31,850 (88)

7,910 (1)

B+ ?

^167mRe

166.962601 (56)

5.9

s

-34,837 (52)

7,929 (0)

B+~99

^168mRe

167.961573 (33)

6.6

s

-35,795 (31)

7,935.1 (1.8)

0

^169mRe

168.958791 (30)

15.1

s

-38,386 (28)

7,951.3 (1.7)

B+ ?

^172mRe

171.955423 (58)

55

s

-41,523 (54)

7,971.6 (3.1)

B+

100

^177mRe

176.950328 (30)

50

us

-46,269 (28)

8,001.2 (1.6)

IT

100

^179mRe

178.949988 (26)

95

us

-46,586 (24)

8,003.8 (1.4)

0

^182mRe

181.95121 (11)

12.7

h

-45,450 (100)

7,998.6 (5.6)

B+

100

^183mRe

182.9508198 (86)

1.04

ms

-45,811.0 (8)

8,001.02 (4.4)

IT

100

^184mRe

183.9525208 (47)

169

d

-44,226.6 (4.3)

7,992.79 (2.4)

IT

75.4 11

^185mRe

184.9529550 (13)

123

ns

-43,822.2 (1.2)

7,991.026 (6)

IT

100

^186mRe

185.9549861 (13)

200

ky

-41,930.2 (1.2)

7,981.286 (6)

IT

?

^188mRe

187.9581144 (15)

18.59

m

-39,016.2 (1.4)

7,966.743 (8)

IT

100

^190mRe

189.96182 (16)

3.2

h

-35,570 (150)

7,949.7 (7.9)

B-

54.4 20

^166m1Re

165.965808 (94)

-31,850 (88)

7,910 (1)

0