Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
iolite
IOM
-ion
ion
ion channel
ion engine
ion exchange
ion implantation
ion pair
ion propulsion
ion rocket
ion source
ion trap
Iona
Ionia
Ionian Islands
Ionian mode
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

ion pair
i·on pair (plural i·on pairs)


noun 
Definition:
 
two oppositely charged atoms or molecules: one negatively and one positively charged ion formed by the transfer of an electron from one neutral atom or molecule to another
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft