Chemistry, asked by SWARNAVA2001, 1 year ago

Why not the decaying tritium emit Alpha-radiation but only Beta radiation?

Answers

Answered by nitantkumar84
16
Tritium is a radioactive isotope of the element hydrogen. Tritium is radioactive and has a half-life of about 12.5 years, which means that half of the radioactive atoms will decaynaturally in that time. ... Of the three primary types of radiation, alpha, beta and gamma, tritium emits only beta radiation.

SWARNAVA2001: my question is why it emits beta radiation?
nitantkumar84: The total energy liberated, shared between the electron and the antineutrino, is 18 keV. As the decaydirectly produces a ground state helium nucleus, there is no excited state and hence no gamma emission . tritium so it is a beta-emitting radioactive isotope of hydrogen.
SWARNAVA2001: OK
nitantkumar84: if you like my ans please thanks me
SWARNAVA2001: and why not alpha radiation by the way?
nitantkumar84: and mark as brainly
SWARNAVA2001: and why not alpha radiation?
nitantkumar84: no idea
Answered by amritanshu6
13
Tritium is a radioactive isotope of the element hydrogen. Tritium is radioactive and has a half-life of about 12.5 years, which means that half of the radioactive atoms will decaynaturally in that time. Of the three primary types of radiation, alpha, beta and gamma, tritium emits only beta radiation.

Since tritium is a low energy beta emitter, it is not dangerous externally (its beta particles are unable to penetrate the skin), but it can be a radiation hazard when inhaled, ingested via food or water, or absorbed through the skin.

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