(If he were virtuous & good, he would become a Great Horned Owl). In British folklore, a screeching Barn Owl is believed to predict that a storm or cold weather was imminent. During a storm, if a Barn Owl was heard, it indicated that the storm was nearly over.
Carbon group. The carbon group is a periodic table group consisting of carbon (C), silicon (Si), germanium (Ge), tin (Sn), lead (Pb), and flerovium (Fl). In modern IUPAC notation, it is called Group 14. In the field of semiconductor physics, it is still universally called Group IV.
Functional Groups - Aldehydes and Ketones. Ketones. A carbon double bonded to an oxygen is called a carbonyl group. Compounds in which the carbon of a carbonyl group is bonded to two other carbons are called ketones. Ketones are named the same way as are alkenes except that an -one ending is used.