Non-metallic oxides dissolve in water to form

Determine the order of basic strength for the following compounds:
$(I)$ $CH_3COO^-$
$(II)$ $CH_3CH_2^-$
$(III)$ $NH_2^-$
$(IV)$ $C_6H_5O^-$

Complete the following Acid-Base reactions and identify each reactant as an Acid or a Base:
$(i)$ $CH_3NH_2 + H_2O$
$(ii)$ $CO_2 + H_2O$
$(iii)$ $H_2PO_4^- + CO_3^{2-}$
$(iv)$ $NH_2NH_2 + H_2O$
$(v)$ $C_6H_6 + NO_2^+$
$(vi)$ $C_6H_6 + NH_2^-$

$A$ $Lewis$ acid is defined as a substance that acts as a:

Which of the following is a Lewis base?

Which of the following compounds can act as both a $Br\o nsted$ acid and a $Br\o nsted$ base?