diazonium

[ dahy-uh-zoh-nee-uhm ]

adjective

, Chemistry.

1. of or derived from a diazonium compound.

diazonium

/ ˌdaɪəˈzəʊnɪəm /

noun

1. modifier of, consisting of, or containing the group, Ar-N:N-, where Ar is an aryl group

   a diazonium compound

   diazonium group or radical

Word History and Origins

Origin of diazonium¹

1890–95; diaz- + -onium, as in ammonium

Word History and Origins

Origin of diazonium¹

C19: diazo + ( amm ) onium

Example Sentences

These iso-diazotates are formed much more readily when the aromatic nucleus in the diazonium salt contains negative radicals.

From Project Gutenberg

Nitrous acid converts them, in acid solution, into diazonium salts.

From Project Gutenberg