An Aldehyde is an organic compound containing a terminal carbonyl group. This functional group, which consists of a carbon atom which is bonded to a hydrogen atom and double-bonded to an oxygen atom (chemical formula O=CH-), is called the aldehyde group.
Berchtesgaden-a town in Bavaria The town of Berchtesgaden is located near Hitler's Eagle's Nest (Kehlsteinhaus) and can be easily reached by train; there are several hotels and it is an inexpensive place for tourists to stay overnight.
Crows Nest, New South Wales. Crows Nest is a suburb on the lower North Shore of Sydney, New South Wales, Australia. Crows Nest is located in the North Sydney precinct, 5 kilometres north of the Sydney central business district, in the local government area of North Sydney Council. 1 History.