1. Covalent Bonding Summary Hydrogen Chlorine Oxygen Hydrogen Fluoride
Ammonia
Water
Questions
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2. 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
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3. Hydrogen and Hydrogen H H H2 Graphical FORMULA? Molecular FORMULA?
Graphical Formula H-H
Graphical
FORMULA?
Molecular Formula H2
Molecular
FORMULA?
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4. Chlorine and Chlorine [outer shells only]Cl Cl
Cl-Cl
Graphical
FORMULA?
Molecular
FORMULA?
Cl2
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5. Oxygen and Oxygen [outer shells only]
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6. Oxygen and Oxygen [outer shells only]
Graphical
FORMULA?
Molecular
FORMULA?
O=O O2
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7. Hydrogen and Fluorine [outer shells only]
Graphical
FORMULA?
Molecular
FORMULA?
H-F HF
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8. Nitrogen and Hydrogen (Ammonia)
Graphical
FORMULA? H N H
Molecular
FORMULA?
NH3 H
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9. Hydrogen and Oxygen O H H2O O H H Graphical FORMULA? Molecular
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10. QUESTIONS
Draw dot and cross diagrams, and write the graphical & molecular formulae, to show the covalent bonding in:
Hydrogen Chloride
Carbon & Hydrogen (Methane)
Hydrogen Sulfide
Carbon Dioxide
Nitrogen (N2)
[outer shells only]
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