Chapter 16, Problem 81PS

Decide whether each of the following substances should be classified as a Lewis acid or a Lewis base.

1. (a) ${\text{H}}_{\text{2}}\text{NOH}$ in the reaction

   ${\text{H}}_{\text{2}}\text{NOH(aq)+HCl(aq) }\to {\text{ [H}}_{\text{3}}\text{NOH]Cl(aq)}$

2. (b) ${\text{Fe}}^{\text{2+}}$
3. (c) ${\text{CH}}_{\text{3}}{\text{NH}}_{\text{2}}$ (Hint: Draw the electron dot structure)