Allotropes of carbon

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  • Created by: Lucía
  • Created on: 08-02-14 08:59

1. Nanoparticles are generally..

  • 50 nanometres across, where a nanometre is 10^-9
  • 150 nanometres across, where a nanometre is 10^-9
  • 100 nanometres across, where a nanometre is 10^-9 m
  • 100 nanometres across, where a nanometre is 10^-10
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2. Fullerenes are commonly used for

  • fermentation in cooking
  • delivering drug into specific cells of the body
  • To make hard substances for saws
  • wiring

3. What is diamond used for?

  • In pencils
  • To make ovens
  • In diamond-tipped drills and saws
  • As a dry lubricant

4. What is the structure of a fullerene?

  • Five covalent bonds and a free electron
  • Three covalent bonds, without a free electron
  • Three covalent bonds with a free electron
  • Four covalent bonds

5. Which type of bonding do they have?

  • Covalent bonds
  • Metallic bonds
  • Ionic bonds
  • There are no bonds

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