Magnesium oxide Magnesium oxide Magnesium oxide (MgO), or magnesia, is a white hygroscopic solid mineral that occurs naturally as periclase and is a source of magnesium (see also oxide). It has an empirical formula of and consists of a lattice of Mg ions and O ions held together by ionic bonding. Magnesium hydroxide forms in the presence of water (MgO + HO → Mg(OH)), but it can be reversed by heating it to separate moisture. Magnesium oxide was historically known as magnesia alba (literally, the white mineral from magnesia – other sources give magnesia alba as MgCO), to differentiate it from "magnesia
U Should've Known Better on BET's Access Granted. It charted well on several video-chart countdowns, including BET's "106 & Park" and MTV's "TRL". Credits for "After the Storm" adapted from the album's liner notes. U Should've Known Better "U Should've Known Better" is a song by American recording artist Monica. It was written in collaboration with Harold Lilly and Jermaine Dupri, and produced by the latter along with frequent co-producer Bryan Michael Cox for her original third studio album, "All Eyez on Me" (2002). When the album was shelved for release outside Japan, the song was one out of five original records that were