1.

The nucleus of an atom of tritium in its ground state undergoes radioactive decay according to ""_(1)H^(3) rarr ""_(2)He^(3), yielding an ion of He^(3). In this case which of the following is not correct.

Answer»

The RADIUS of the bohr ORBIT of the ELECTRON increases
The total energy of the electron decreases
The kinetic energy of the ORBITING electron increases
The orbital angular momentum of the electron about the nucleus does not change.

Answer :A


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