Question

How would you identify the lewis acid and lewis base in the following equation: H2O + H- yields OH- + H2?

Answer 1

`H^(-) + H_2O rarr H_2(g)uarr + HO^-`

Explanation:

Which species in the equation has accepted an electron pair? Which species has donated an electron pair? Hydride anion is clearly the Lewis base. Why?