Question
An element of P and atomic Q emits an alpha particle from its nucleus thet resultant numbers of the new element formed are respectively
Answers
scott
an alpha particle is essentially a helium-4 nucleus
... two protons and two neutrons
the new element would have an atomic number that is lower by two
... and a mass number that is lower by four
... two protons and two neutrons
the new element would have an atomic number that is lower by two
... and a mass number that is lower by four