Stereochemistry Quiz

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Questions and Answers

What does stereochemistry refer to?

  • The bonding between carbon atoms
  • The arrangement of atoms in a crystal lattice
  • The three-dimensional structure of a molecule (correct)
  • The reactivity of organic compounds

Why can humans metabolize starch for energy but cannot digest cellulose?

  • Because cellulose forms stronger bonds
  • Because starch has more oxygen atoms
  • Due to differences in stereochemistry (correct)
  • Due to differences in molecular weight

In cellulose, how does the O atom join two rings?

  • Using equatorial bonds (correct)
  • Using triple bonds
  • Using axial bonds
  • Using double bonds

What is the consequence of stereochemistry?

<p>Minor differences in three-dimensional structure can result in vastly different properties (C)</p> Signup and view all the answers

What do starch and cellulose have in common?

<p>They are both composed of the same repeating unit (A)</p> Signup and view all the answers

What is the main focus of stereochemistry?

<p>Three-dimensional structure of a molecule (B)</p> Signup and view all the answers

How does the O atom join two rings in cellulose?

<p>Using two equatorial bonds (B)</p> Signup and view all the answers

Why can humans metabolize starch for energy but cannot digest cellulose?

<p>Starch and cellulose have the same structure, but different stereochemistry (A)</p> Signup and view all the answers

What is the key difference in the three-dimensional structure of starch and cellulose?

<p>The position of the O atom in the rings (C)</p> Signup and view all the answers

What property of molecules can be vastly different due to stereochemistry?

<p>Boiling point (A)</p> Signup and view all the answers

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