The mid-nineteenth century saw the development of a radical new direction in chemistry: instead of simply analyzing existing molecules, chemists began to synthesize them—including molecules that did ...

Organic chemistry is the study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds. Most organic compounds contain carbon and hydrogen, but they may ...

Part of Chemistry (Single Science) Chemicals of the natural environment The general formula for the alkanes is C n H 2n+2 (where n is the number of carbon atoms in the molecule). The table shows four ...