- Sch4c Unit 1 Matter And Qualitative Analysis Part C Compounds 15 Compounds Review 1 Lewis Structures For Each Element 1 (179.65 KiB) Viewed 45 times
SCH4C Unit 1:Matter and Qualitative Analysis Part C: Compounds 15 Compounds Review 1. Lewis Structures. For each element, draw the Lewis Diagram. Then count the number of valence (outer shell) electrons. State how many electrons it will gain or lose to form an ion. Then find the charge on the ion symbol. (16) Gain/Lose Lewis Diagram of atom Lewis Diagram of lon Element # of Valance e- e- Na 1 lase Be 2 O Ω S 2. Nomenclature. State whether each substance ionic, polyatomic, molecular, or diatomic. Then write the name of the substance. (16) NAME Chemical Formula Ionic, Polyatomic, Molecular, or Diatomic PC13 Molecular Na3PO4 PbO2 AICI3 Diatomic Diatomic lonic Phosphorus trichloride Tri Sodium Phosphate Lead Oxide Aluminium chloride Copper I Sulphate Magnesium fluoride Dinitrogen tetroxide Moleaular Nitrogen CuSO4 MgF2 N304 N2 Diatomic