$\underset{s{{p}^{3}}}{\mathop{2N{{H}_{3}}}}\,\rightleftarrows \underset{s{{p}^{3}}}{\mathop{NH_{2}^{-}}}\,+\underset{s{{p}^{3}}}{\mathop{NH_{4}^{+}}}\,$
$\underset{s{{p}^{2}}}{\mathop{{{H}_{3}}B{{O}_{3}}}}\,+O{{H}^{-}}\to \underset{s{{p}^{3}}}{\mathop{{{[B{{(OH)}_{4}}]}^{-}}}}\,$
$\underset{s{{p}^{3}}}{\mathop{{{H}_{2}}O}}\,+{{H}^{+}}\rightleftarrows \underset{s{{p}^{3}}}{\mathop{{{H}_{3}}{{O}^{+}}}}\,$