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
Ionic bond is that type of bond which is formed by tranferance of single electron from one atom to other.Covalent bond is that type of bond which is formed by equal or matual â¦ sharing of electrons between one atom to another is called covalent bond.eg of ionic bond isNacl the atomic of Na (sodium) is 11 and atomic no.nswered by The Community. Making the world better, one answer at a time. I had this same question; because dinitrogen tetroxide has 2 Nitrogen & oxygen atoms, I wrote that it is covalent. My reasoning was that it doesn't combine negative and positive charges, both nitrogen and oxygen have negative charges.