Question

The net ionic reaction of solid CaH2 with water is
A) CaH2(s) + 2 H2O(l) -> Ca(OH)2(aq) + 2 H2(g)
B) CaH2(s) + 2 H2O(l) -> Ca2+(aq) + 2 OH-(aq) + 2 H2(g)
C) H-(aq) + H2O(l) -> OH-(aq) + H2(g)
D) CaH2(s) + H2O(l) -> CaO(s) + 2 H2(g)

Answer

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