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3B Chemistry
Lewis Dot Diagrams
| Question | Answer |
|---|---|
| Dots are used to represent | valence electrons |
| There are three steps for the Lewis Dot Diagram | 1. Draw the Diagram 2. Label the bonds 3. Describe the orbital overlap |
| Ammonium | NH4^+1 |
| Hydrogen Carbonate | HCO3^-1 |
| Hydrogen Sulfate | HSO4^-1 |
| Nitrite | NO2^-1 |
| Nitrate | NO3^-1 |
| Cyanide | CN^-1 |
| Hydroxide | OH^-1 |
| Dihydrogen Phosphate | H2PO4^-1 |
| carbonate | CO3^-2 |
| Sulfate | SO4^-2 |
| Monohydrogen Phosphate | HPO4^-2 |
| Phosphate | PO4^-3 |
| For polyatomic ions don't forget to add | Brackets and charge |
| If you are throwing an electron away then draw | an arrow out |
| If you are gaining an electron draw | an arrow in |