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Which is not a beta emitter? a. P32 b. I-131 c. Kr-81m d. Sr-89
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5 votes
Which is not a beta emitter?
a. P32
b. I-131
c. Kr-81m
d. Sr-89

User Prientus
by
8.1k points

1 Answer

3 votes

Final answer:

Kr-81m is not a beta emitter among the given options.

Step-by-step explanation:

Among the given options, Kr-81m is not a beta emitter. Beta decay occurs when a nucleus emits a beta particle, which can be either an electron or a positron. P32, I-131, and Sr-89 are all known beta emitters.

User Nasar Kushnir
by
7.6k points
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