Chemistry Unit 12: Organic Chemistry Basics Quiz
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Questions and Answers

What are some examples of organic compounds mentioned in the text?

  • DNA and proteins (correct)
  • Nitrogen and carbon dioxide
  • Calcium and sodium
  • Hydrogen and oxygen
  • Who proposed the idea of a 'vital force' responsible for the formation of organic compounds?

  • Berthelot
  • Berzilius (correct)
  • Kolbe
  • F. Wohler
  • What did the synthesis of urea from an inorganic compound by F. Wohler demonstrate?

  • Inorganic compounds cannot be synthesized in a laboratory
  • Organic compounds can be synthesized from inorganic sources (correct)
  • Organic compounds cannot be synthesized in a laboratory
  • Inorganic compounds can be synthesized from organic sources
  • How does the sp hybrid orbital differ from the sp3 hybrid orbital?

    <p>Forms shorter and stronger bonds</p> Signup and view all the answers

    What influenced the bond length and bond enthalpy in organic compounds?

    <p>Hybridisation</p> Signup and view all the answers

    What is the unique property of carbon that allows it to form covalent bonds with other carbon atoms?

    <p>Tetravalence</p> Signup and view all the answers

    In organic chemistry, how are the resulting compounds studied?

    <p>Separate branch of chemistry</p> Signup and view all the answers

    What is the system of nomenclature used to name organic compounds?

    <p>IUPAC system</p> Signup and view all the answers

    What is the technique used for the purification of organic compounds?

    <p>Crystallization</p> Signup and view all the answers

    What do we study in the unit on organic chemistry?

    <p>Properties of organic compounds</p> Signup and view all the answers

    What is the unique property of carbon that allows it to form covalent bonds with other carbon atoms?

    <p>Catenation</p> Signup and view all the answers

    What are the resulting compounds studied under a separate branch of chemistry called?

    <p>Organic chemistry</p> Signup and view all the answers

    What do we call the process through which carbon forms covalent bonds with atoms of other elements?

    <p>Catenation</p> Signup and view all the answers

    What property of carbon results in the formation of covalent bonds with atoms of other elements like hydrogen, oxygen, nitrogen, sulphur, phosphorus, and halogens?

    <p>Catenation</p> Signup and view all the answers

    What branch of chemistry incorporates some basic principles and techniques of analysis required for understanding the formation and properties of organic compounds?

    <p>Organic chemistry</p> Signup and view all the answers

    What is the system of nomenclature used to name organic compounds?

    <p>IUPAC system</p> Signup and view all the answers

    What is the significance of the synthesis of urea from an inorganic compound by F. Wohler?

    <p>It demonstrated that organic compounds can be synthesized from inorganic sources</p> Signup and view all the answers

    How did the knowledge of molecular structure and valency contribute to understanding organic compounds?

    <p>It enabled the prediction of the properties of organic compounds</p> Signup and view all the answers

    What influenced the bond length and bond enthalpy in organic compounds?

    <p>The electronic configuration of carbon</p> Signup and view all the answers

    How did the synthesis of acetic acid by Kolbe contribute to the field of organic chemistry?

    <p>It provided evidence that organic compounds can be synthesized artificially</p> Signup and view all the answers

    What is the impact of sp2 hybrid orbitals on bond length and strength in organic compounds?

    <p>They form shorter and stronger bonds</p> Signup and view all the answers

    Which concept influenced the electronegativity of carbon in organic compounds?

    <p>Hybridization type</p> Signup and view all the answers

    What was the impact of Berzilius' proposal about 'vital force' in organic compound formation?

    <p>'Vital force' was later rejected as an explanation for organic compound formation</p> Signup and view all the answers

    Why is the sp hybrid orbital closer to its nucleus compared to the sp3 hybrid orbital?

    <p>It has more s character than sp3 orbital</p> Signup and view all the answers

    What did the pioneering synthesis of methane by Berthelot demonstrate?

    <p>'Vital force' is not involved in methane synthesis</p> Signup and view all the answers

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