Which of the following statements are true for the reactions that precede them.?

Question

a) HNO3 + H2O → H3O+ + NO3 − HNO3 is the Lewis base


b) HCN + CO3 2− ↔ CN − + HCO3 − HCN is the Lewis acid


c) SO2 + 2H2O ↔ H3O + + HSO3 − Water is both a Lewis acid and a Lewis base


d) H2CO3 + H2O ↔ HCO3 − + H3O + water is the Lewis acid


e) HSO4 − + H2O ↔ H3O + + SO4 2− Water is the Lewis base

Answer 1

b) True
c)True
e) True

Answer 2

b,c,e