VSEPR Shapes
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Updated
2009-03-26 23:27
VSEPR Shapes
These are the shapes that a molecule will take, given a certain orbital configuration. In this table; A is The central atom, X are peripheral atoms, and E are lone pairs of electrons.
| Question | Answer |
|---|---|
| AX1E* | Linear (N/A): HF, O2 |
| AX2E0 | Linear: BeCl2, HgCl2, CO2 |
| AX2E1 | Bent: NO2-, SO2, O3 |
| AX2E2 | Bent: H2O, OF2 |
| AX2E3 | Linear: XeF2, I3- |
| AX3E0 | Trigonal planar: BF3, CO32-, NO3-, SO3 |
| AX3E1 | Trigonal Pyramidal: NH3, PCl3 |
| AX3E2 | T-shaped: ClF3, BrF3 |
| AX4E0 | Tetrahedral: CH4, PO43-, SO42-, ClO4- |
| AX4E1 | Seesaw: SF4 |
| AX4E2 | Square Planar: XeF4 |
| AX5E0 | Trigonal Bipyramidal: PCl5 |
| AX5E1 | Square Pyramidal: ClF5, BrF5 |
| AX6E0 | Octahedral: SF6 |
| AX6E1 | Pentagonal pyramidal: XeF6 |
| AX7E0 | Pentagonal bipyramidal |
