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General Chemistry 2 Spring Semester 2026
| Question | Answer |
|---|---|
| linear | 2 electron domains 2 bonding domains 0 lone pairs 180 degree angles |
| trigonal planar | 3 electron domains 3 bonding domains 0 lone pairs 120 degree angle |
| trigonal planar: bent | 3 electron domains 2 bonding domains 1 lone pair less than 120 degree angles |
| tetrahedral | 4 electron domains 4 bonding domains 0 lone pairs 109.5 degree angles |
| tetrahedral: trigonal pyramidal | 4 electron domains 3 bonding domains 1 lone pair less than 109.5 degree angles |
| tetrahedral: bent | 4 electron domains 2 bonding domains 2 lone pairs less than 109.5 degree angles = smaller than trigonal pyramidal |
| trigonal bipyramidal | 5 electron domains 5 bonding domains 0 lone pairs 90 and 120 degree angles |
| trigonal bipyramidal: seesaw | 5 electron domains 4 bonding domains 1 lone pair 90 and 120 degree angles |
| trigonal bipyramidal: t-shaped | 5 electron domains 3 bonding domains 2 lone pairs 90 degree angles |
| trigonal bipyramidal: linear | 5 electron domains 2 bonding domains 3 lone pairs 180 degree angle |
| octahedral | 6 electron domains 6 bonding domains 0 lone pairs 90 degree angles |
| octahedral: square pyramidal | 6 electron domains 5 bonding domains 1 lone pair 90 degree angles |
| octahedral: square planar | 6 electron domains 4 bonding domains 2 lone pairs 90 degree angles |
| How to know if a molecule is polar without the electronegativity? (What are the two rules?) | If there is a lone pair electron or if there are different terminal atoms |