Chapter 10 Flashcards
(36 cards)
prediction of the molecules geometry from the electrostatic repulsion between the electrons
Valence Shell Electron Pair Repulsion (VSEPR)
Molecular Geometry of two electron pairs
Linear
Molecular geometry of 3 electron pairs
Trigonal planar
Molecular geometry of 5 electron pairs
Trigonal bipyramidal
Molecular Geometry of 6 electron pairs
Octahedral
Molecular Geometry of 2 bonding pairs and 1 lone pair
Bent
Molecular geometry of 3 bonding pairs and 1 lone pair
Trigonal pyramidal
Molecular geometry of 2 bonding pairs and 2 lone pairs
Bent
Molecular Geometry of 4 bonding pairs and 1 lone pair
Distorted tetrahedron or seesaw
Molecular Geometry of 3 bonding pairs and two lone pairs
T-shaped
Molecular geometry of 2 bonding pairs and 3 lone pairs
Linear
Molecular Geometry of 5 bonding pairs and 1 lone pair
Square pyramidal
Molecular geometry of 4 bonding pairs and 2 lone pairs
Square planar
MGG is…
Molecular Group Geometry
EGG is…
electron group geometry
We want to keep the electrons far away from each other to avoid…
repulsion
In the class of molecule, what do these letters represent A, B, E
A is the atom, B is the bonding group, and E is the electron pair
In EGG, do we consider the electrons the same as atoms? Hence, we count the electrons as an atom.
Yes
Use … to signify that is behind in a 3d representation
Dashes
Use … to signify it is upfront in a 3d representation
Solid black line
A lone pair is always pulling it away, causing it to…
bent and lose angle
Blue means…
electron poor
Red means…
electron rich
Dipole moment is equal to…
charge x distance
