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Unit 2 Chem set
chemistry
| Question | Answer |
|---|---|
| shapes | linear, pyramidal, trigonal/triangular, Tetrahedral, v-shaped (bent) |
| Linear occurs when | - 2 atoms / diatomic molecules. -When 3 atoms form a molecule with no unbonded pairs of electrons around the central atom |
| Trigonal/triangular Occurs when | 3 atoms arrange around a central with no unbonded pairs of electrons |
| tetrahedral occurs when | 4 atoms arranged around a central atoms with no unbonded pairs of electrons |
| pyramidal occurs when | 3 atoms arranged around a central atom with 1 pair of unbonded electrons |
| V-shaped (bent) occurs when | 2 atoms arranged around a central atom with 2 or 1 pairs of unbonded electrons |