nuclear equations

When students study atomic theory, they learn that protons and neutrons are in the nucleus and electrons are found in an electron cloud outside the nucleus. Therefore, when they are introduced to nuclear chemistry, some students have a hard time understanding that an electron can come FROM THE NUCLEUS! A beta particle is a free electron that i

After receiving positive feedback from Peter Mahaffy, the IUPAC project co-chair of Isotopes Matter, I decided to add an additional component to the original isotope assignment I posted.