Matching will give brainliest. if you can answer any it help element with atomic number greater than 92.
helium nucleus with and atomic number or 2 and a mass of 4. unit for measuring exposure to radiation.
changing of one element to another due to alpha or beta decay.
caused by the decay of an electron.
atoms of the same element with different numbers of neutron.
the initial isotope before decay.

rem
alpha particle
beta particle
trans uranium element
transmutation
isotope
parent nuclide