cc177676 cc177676 01-12-2016 Biology contestada A beryllium atom has 4 protons, 4 neutrons, and 4 electrons. What is the Beryllium atom's atomic number? A/4, because it has 4 protons B/4, because it has 4 electrons C/4, because it has 4 neutrons D/8, because it has 4 protons and 4 neutrons