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.
Situated 1834m (6017 ft.) above sea level in one of the most strikingly beautiful locations in Germany if not all of Europe, the Kehlsteinhaus, also popularly known as the âEagleâs Nestâ, is a building steeped in history.