Which is the net result of the proton-proton chain? 6 protons = 2 heliums + 3 positrons + 3 neutrinos + gamma rays 4 protons = 1 helium 4 + a positron + a neutrino + gamma rays 2 protons = deuterium + a positron + an antineutrino + X-rays 4 protons = 2 helium 2 + 2 positrons + ultraviolet radiation 4 protons = 1 helium 4 + 2 neutrinos + gamma rays