Bio1332 Biochemistry - Lectures Five & Six - Bonding In Organic Molecules

11 Questions | Total Attempts: 72

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Bio1332 Biochemistry - Lectures Five & Six - Bonding In Organic Molecules

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Questions and Answers
  • 1. 
    What is the correct definition of organic chemistry?
    • A. 

      The chemistry of living things

    • B. 

      The chemistry of natural molecules

    • C. 

      The chemistry of man-made molecules

  • 2. 
    Complete the following sentence:The modern definition of organic chemistry is "the chemistry of compounds of _________".
  • 3. 
    How many electrons does carbon have?
    • A. 

      6

    • B. 

      4

    • C. 

      12

    • D. 

      8

  • 4. 
    What happens during the hybridisation of carbon?
    • A. 

      2s electron moves to a 2p orbital, creating 4 orbitals of equal energy

    • B. 

      2p electron moves to half-occupied 2p orbital, to give 2 empty 2p orbitals

    • C. 

      2p electron moves to 2s orbital, creating unequal energy in orbitals

  • 5. 
    How is the hybridised carbon atom able to bond?
    • A. 

      Can form 4 covalent bonds

    • B. 

      Can form 2 covalent bonds

    • C. 

      Can form 4 ionic bonds

    • D. 

      Can form 2 ionic bonds

  • 6. 
    Complete the following sentence:Any element other than carbon or hydrogen is known as a ___________.
  • 7. 
    Fill in the blank: ____________ are the only elements which do not use hybrid orbitals to bond to carbon, and instead bond through an unhybridised p-orbital.
  • 8. 
    True or False?Nitrogen can form single, double or triple bonds.
    • A. 

      True

    • B. 

      False

  • 9. 
    Complete the following sentence:Two _-orbitals can overlap to give a pi-bond.
  • 10. 
    Complete the following sentence:Alternating single and double/tripled bonds gives ___________ systems.
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