Atom D: 7 protons, 9 neutrons, 9 electrons
Atom E: 6 protons, 9 neutrons, 10 electrons
Atom G: 10 protons, 9 neutrons, 9 electrons
Atom B: 9 protons, 10 neutrons, 10 electrons
Atom A: 10 protons, 10 neutrons, 10 electrons
Atom C: 8 protons, 9 neutrons, 9 electrons
Atom H: 9 protons, 9 neutrons, 10 electrons [Choose]
Atom I: 7 protons, 7 neutrons, 7 electrons [Choose]
Atom J: 8 protons, 8 neutrons, 8 electrons [Choose]