Mots Croisés Organic compoundsVersion en ligne Find the words missing in the gaps par Ana Costa 1 organic compound that contains a carboxyl group (C(=O)OH) attached to an R-group. 2 Substance made only of carbon and hydrogen 3 Organic substance that contains only single bons 4 Organic substance that contains at least 1 triple bond 5 organic compound that carries at least one hydroxyl functional group (−OH) 6 Organic substance that contains at least 1 double bond 7 organic compound derived from an acid (organic or inorganic) in which at least one –OH (hydroxyl) group is replaced by an –O–alkyl (alkoxy) group 2 7 4 5 3 6