Daily Archives: September 21, 2015


Using wedge and dash notation, solid lines (sticks) represent chemical bonds in the plane of the surface. Black wedges represent chemical bonds coming toward you, while dashed lines are for bonds that extend back behind the surface.
The wedge and dash notation is used to represent three-dimensional structures of molecules using a two-dimensional surface, like a sheet of paper or a computer screen. This type of structure is also called wedge-dash notation or wedges and dash notation. It is commonly used in organic chemistry, though you may […]

Wedge and Dash Notation for 3D Chemical Structures