Covalent Bonds
- Created by: Manishah
- Created on: 17-03-13 13:16
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- COVALENT BONDS
- Sharing Electrons
- Only outer shell
- Full
- Electronic Structure of Noble Gas
- Full
- Only outer shell
- One covalent bond
- Extra Shared electron for each atom
- Shared pair of electrons
- Simple Molecular Substances
- Very strong CB
- Form small molecules of several atoms
- Feeble intermolecular forces
- Melting/ Boiling point- very low
- Molecules parted
- Molecules parted
- Melting/ Boiling point- very low
- Feeble intermolecular forces
- Form small molecules of several atoms
- Gases or Liquids at room temperature
- Don't conduct electricity
- No ions
- No electric charge
- Don't conduct electricity
- No ions
- No electric charge
- No electric charge
- Giant Covalent Structure
- Macromolecules
- Bonded to each other by strong Covalent bonds
- Strong forces of attraction
- Very high melting/ boiling point
- Strong forces of attraction
- Bonded to each other by strong Covalent bonds
- DIamond
- Each carbon atom- 4 covalent bonds
- In a very rigid gaint covalent structure
- Hardest natural Substance
- Used for Drill tips
- Hardest natural Substance
- In a very rigid gaint covalent structure
- Each carbon atom- 4 covalent bonds
- Silicon Dioxide
- Silica
- Sand is made of
- Each grain- one giant structure of silicon and oxygen
- Graphite
- Each carbon atom only forms 3 covalent structure
- Creates layers
- Free to slide over each other
- Creates layers
- Soft and Slippery
- Free to slide over each other
- Weak Intermolecular Forces
- Easily rubbed off
- Used in pencil
- Easily rubbed off
- Good conductor of heat & electricity
- Each carbon atom has one delocalised electron
- Each carbon atom only forms 3 covalent structure
- Macromolecules
- No ions
- Don't conduct electricity
- No electric charge
- Giant Covalent Structure
- Macromolecules
- Bonded to each other by strong Covalent bonds
- Strong forces of attraction
- Very high melting/ boiling point
- Strong forces of attraction
- Bonded to each other by strong Covalent bonds
- DIamond
- Each carbon atom- 4 covalent bonds
- In a very rigid gaint covalent structure
- Hardest natural Substance
- Used for Drill tips
- Hardest natural Substance
- In a very rigid gaint covalent structure
- Each carbon atom- 4 covalent bonds
- Silicon Dioxide
- Silica
- Sand is made of
- Each grain- one giant structure of silicon and oxygen
- Graphite
- Each carbon atom only forms 3 covalent structure
- Creates layers
- Creates layers
- Soft and Slippery
- Weak Intermolecular Forces
- Easily rubbed off
- Used in pencil
- Easily rubbed off
- Good conductor of heat & electricity
- Each carbon atom has one delocalised electron
- Each carbon atom only forms 3 covalent structure
- Macromolecules
- No ions
- Very strong CB
- Sharing Electrons
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