Lösung:
{a) Acide acide: } | H-C<|H><`|H>-C<`|O|>-O-H |
{b) Acide salé:} | H-Cl |
{(c) l'acide formique: } | H-C<`|O|>-O-H |
{d) L'acide sulphurique: } | H-O-S<`|O^-><|O^->-O-H |
{e) L'acide salpétrique: } | O^-|N^+`/O/\O/H |
{e) L'acide carbonique: } | HO\C|O`|/OH |