hydrogen can form two different ions: a hydrogen ion (H+) & a hydride ion (H-). which statement concerning these ions if false?

a. the H+ ion is a cation formed by the loss of one electron; this ion has 0 valence electrons
b. the H- ion is an anion formed by the gain of one electron; this ion has 2 valence electrons
c. the hydrogen ion and the hydride ion are isotope
d. the hydrogen ion and the hydride ion have the same number of protons
e. the hydrogen ion and the hydride ion have different sizes