Practice: Determine the electron geometry for the carbon disulfide molecule, CS2.
A. Linear
B. Bent
C. Trigonal planar
D. Tetrahedral
The simplest system for geometrical shapes that focuses on the number of electron groups around the central atom.
Electron Geometry
Concept #1: Understanding Electron Geometry
The electron geometry of a compound treats surrounding elements and lone pairs on the central element as the same.
Example #1: Determine the electron geometry for the hydrogen sulfide molecule, H2S.
Example #2: Determine the electron geometry for the following molecule: CH2O
Practice: Determine the number of electron groups for the following cation: AsBr2+.
A. 2
B. 3
C. 4
D. 1
Practice: Draw and determine the electron geometry for the following molecule: TeBr4
Practice: Determine the electron geometry of the nitrogen atom within methylamine, CH3NH2.
A. Linear
B. Trigonal Pyramidal
C. Tetrahedral
D. Trigonal Planar