Of or relating to the replacement of three of several atoms or groups in a compound, such as an amine in which three valences of the functional group are taken by carbon atoms. c. Of or relating to salts of acids containing three replaceable hydrogen atoms.
Hayden is a town in Blount County, Alabama, United States. At the 2010 census the population was 444.[3]
Newcomer Info. Welcome to HAYDEN. Listed below are phone numbers and contact information which may be helpful to you. FIRE AND POLICE. For all emergencies, dial 911. West Blount Fire 205-647-4566. Blount County Sheriff 205-625-4127. POST OFFICE.