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NEET 2021 Physics and Chemistry
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© examsnet.com
Question : 67
Total: 100
Tritium, a radioactive isotope of hydrogen, emits which of the following particles?
[NEET 2021]
Beta
(
β
−
)
Alpha
(
α
)
Gamma
(
γ
)
Neutron (n)
Validate
Solution:
👈: Video Solution
Hydrogen has three isotopes: protium,
1
1
H
deuterium,
1
2
H
or
D
and tritium
1
3
H
or
T
. Of these isotopes, only tritium is radioactive and emits low energy
beta
−
particles
(
t
1
∕
2
,
12.33
.
years)
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