Complete the table of particles involved in radioactive decay.

$\backslash$table$[[\backslash$table$[[$Particle$],[$Name$]],$Symbol,$\backslash$table$[[$Mass$],[$Number$]],\backslash$table$[[$Atomic$],[$Number$],[$or Charge$]]],[\backslash$table$[[$alpha$],[$particle$]],{?}_2^{4}He,,],[,{?}_{-1}^{0}e,,-1],[\backslash$table$[[$gamma$],[$particle$]],{?}_0^0,,],[$positron$,,0,],[,{?}_0^{1}n,1,],[$proton$,{?}_1^{1}p,,]]$

What is the mass number and atomic number for an alpha particle?

Express your answer as integers separated by a comma.

Part B

What is the name of the particle with the symbol ${?}_{-1}^{0}e?$