Questions
During a negative beta decay
a
An atomic electron is ejected
b
An electron which is already present within the nucleus is ejected
c
A neutron in the nucleus decays emitting an electron
d
A part of the binding energy is converted into electron
detailed solution
Correct option is C
Negative β -decay is expressed by the equationn=p++e-+v-.Talk to our academic expert!
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A radio active nucleus emits both and particles. Initial mass number of the nucleus is 298. After emission of and particles, the nucleus becomes an isotope and mass number becomes 274. Then number of particles emitted is
799 666 8865
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