Carbon of interconnecting carbon–carbon bonds, a property that is called catenation. Carbon-carbon bonds are strong and stable. Through catenation, carbon forms a countless number of compounds. A tally of unique compounds shows that more contain carbon that those that do not. A similar claim can be made for hydrogen because most organic compounds also contain hydrogen. The simplest form of an organic molecule is the hydrocarbon—a large family of organic molecules that are composed of hydrogen atoms bonded to a chain of carbon atoms. A hydrocarbon backbone can be substituted by other atoms, known as heteroatoms. Common heteroatoms that appear in
Aurora (given name) Aurora (given name) Aurora is a feminine given name, originating from the name of the ancient Roman goddess of dawn Aurora. The variant used in the Russian language is "" ("Avrora"). While in use before the 20th century, it became more common after the Russian Revolution of 1917, due to the role cruiser "Aurora" played in the events. In 1924–1930, the name was included into various Soviet calendars, which included the new and often artificially created names promoting the new Soviet realities and encouraging the break with the tradition of using the names in the Synodal Menologia. Diminutives of this