Seudónimo Seudónimo 20-05-2018 Chemistry contestada Will mark as Brainliest. Which statement correctly explains how magnesium and chlorine combine to form magnesium chloride? A) A Cl atom donates two electrons to a Mg atom B) An Mg atom donates two electrons to a Cl atom. C) A Cl atom donates one electron to each of the two Mg atoms. D) An Mg atom donates one electron to each of the two Cl atoms.