Somerville, Alabama. The Somerville Courthouse was built in 1837 in the Federal style. It served as the county courthouse for Morgan County until the county seat was moved from Somerville to Decatur in 1891. It was listed on the National Register of Historic Places on March 24, 1972. Somerville is a town in Morgan County, Alabama, United States. It is included in the Decatur Metropolitan Area, as well as the Huntsville-Decatur Combined Statistical Area. As of the 2010 census, the population of the town was 724, up from 347.
Polyatomic Ions. Polyatomic ions are ions that are composed of two or more atoms that are linked by covalent bonds, but that still have a net deficiency or surplus of electrons, resulting in an overall charge on the group. A metal plus a polyatomic ion yields an ionic compound. Formulas and Names of Some Polyatomic Ions
A covalent bond is a bond that forms between two nonmetals in which the atoms share electrons in order for them both to have a perfect octet of valence electrons. It is the st â¦ rongest type of intramolecular bond. covalent bond is a bond that forms between two nonmetals in which the atoms share electrons in order for them both to have a perfect octet of valence electrons. It is the st â¦ rongest type of intramolecular bond.