Hydrogen compounds are only required to contain carbon. However, most of them also contain hydrogen, and because it is the carbon-hydrogen bond which gives this class of compounds most of its particular chemical characteristics, carbon-hydrogen bonds are required in some definitions of the word "organic" in chemistry. Millions of hydrocarbons are known, and they are usually formed by complicated synthetic pathways that seldom involve elementary hydrogen. Compounds of hydrogen are often called hydrides, a term that is used fairly loosely. The term "hydride" suggests that the H atom has acquired a negative or anionic character, denoted H, and is used when
Gary (given name) Gary (given name) Gary and Garry are English language masculine given names. "Gary" is likely derived from compound names of Germanic origin, composed of the element "gar" ("spear"). Although the names "Gary" and "Gareth" are etymologically unrelated, the former being of Germanic origin and the latter of Celtic origin, "Gary" is sometimes taken as a pet form of "Gareth". In fact, the popularity of "Gareth" has been influenced by the popularity of "Gary". A variant form of "Gary" is "Garry", the spelling of which has been influenced by that of "Barry". An informal pet form of "Gary" is "Gaz", a