Isotope Half-lifes Flashcards
1
Q
cesium 137
A
30 years
2
Q
iridium 192
A
74 days
3
Q
cobalt 60
A
5.26 years
4
Q
iodine 125
A
60 days
5
Q
palladium 103
A
17 days
6
Q
gold 198
A
2.7 days
7
Q
strontium 90
A
28.9 years
superficial ocular lesions
8
Q
strontium 89
A
51 days
diffuse bone metastases
9
Q
iodine 131
A
8.06 days
thyroid cancer
10
Q
radium 226
A
1600 years
11
Q
radon 222
A
3.8 days
12
Q
uranium 238
A
4 billion years
13
Q
technetium 99m
A
6 hours
14
Q
phosphorus 32
A
13.8 days
