Definitions for onium compounds

This page provides all possible meanings and translations of the word onium compounds

U.S. National Library of MedicineRate this definition:(0.00 / 0 votes)

  1. Onium Compounds

    Ions with the suffix -onium, indicating cations with coordination number 4 of the type RxA+ which are analogous to QUATERNARY AMMONIUM COMPOUNDS (H4N+). Ions include phosphonium R4P+, oxonium R3O+, sulfonium R3S+, chloronium R2Cl+


Find a translation for the onium compounds definition in other languages:

Select another language:

Discuss these onium compounds definitions with the community:

Word of the Day

Would you like us to send you a FREE new word definition delivered to your inbox daily?

Please enter your email address:     


Use the citation below to add this definition to your bibliography:


"onium compounds." STANDS4 LLC, 2015. Web. 29 Mar. 2015. < compounds>.

Are we missing a good definition for onium compounds? Don't keep it to yourself...

The Web's Largest Resource for

Definitions & Translations

A Member Of The STANDS4 Network

Nearby & related entries:

Alternative searches for onium compounds:

Thanks for your vote! We truly appreciate your support.