In which radioactive disintegration does a neutron dissociate into a proton and an electron?
- A$He^{++}$ emission
- B$\beta^-$ emission
- C$\gamma$ emission
- DPositron emission
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$A$ free neutron decays spontaneously into:
Out of the following, which one is not emitted by a natural radioactive substance?
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View Solution$A$ nucleus $X$ undergoes the following transformation:
$X \xrightarrow{\alpha} Y$
$Y \xrightarrow{2\beta} Z$
Then:
$X \xrightarrow{\alpha} Y$
$Y \xrightarrow{2\beta} Z$
Then:
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