04/08/2015 Covalent Bonding Summary Hydrogen Chlorine Oxygen Hydrogen Fluoride Ammonia Water Questions.

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Presentation transcript:

04/08/2015 Covalent Bonding Summary Hydrogen Chlorine Oxygen Hydrogen Fluoride Ammonia Water Questions

04/08/2015 Covalent Bonding Covalent bonds form between non-metal atoms Covalent bonds involve sharing a pair of electrons One electron comes from each atom The particle produced is called a MOLECULE

04/08/2015 Hydrogen and Hydrogen H Molecular Formula H 2 H Molecular FORMULA? Graphical Formula H-H Graphical FORMULA?

04/08/2015 Chlorine and Chlorine [outer shells only] Cl 2 Cl Molecular FORMULA? Cl-Cl Graphical FORMULA?

04/08/2015 Oxygen and Oxygen [outer shells only] OO

04/08/2015 Oxygen and Oxygen [outer shells only] O2O2 O O Molecular FORMULA? O=O Graphical FORMULA?

04/08/2015 Hydrogen and Fluorine [outer shells only] HF F Molecular FORMULA? H-F Graphical FORMULA? H

04/08/2015 Nitrogen and Hydrogen (Ammonia) H H H N NH 3 NHH H Graphical FORMULA? Molecular FORMULA?

04/08/2015 Hydrogen and Oxygen H O H2OH2O O HH Graphical FORMULA? Molecular FORMULA? H

04/08/2015 QUESTIONS Draw dot and cross diagrams, and write the graphical & molecular formulae, to show the covalent bonding in: 1.Hydrogen ChlorideHydrogen Chloride 2.Carbon & Hydrogen (Methane)Carbon & Hydrogen (Methane) 3.Hydrogen SulfideHydrogen Sulfide 4.Carbon DioxideCarbon Dioxide 5.Nitrogen (N 2 )Nitrogen (N 2 ) [outer shells only]