Ionic bond formation :
(A ) False , a metal atom combines with a nonmetal atom to become one molecule, not form an atom.
(B) True , a metallic element loses one or more electrons and a nonmetallic element gains one or more
(C) False . a metal does not gains an electron and a nonmetal does not loose an electron,
(D) True . A metal and a nonmetal atoms share electrons, there is a sharing or exchange of valence electrons between a metal and a non metal.