Conformational Analysis of Methylcyclohexane
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Questions and Answers

How many conformations can cis-2-decalol change to?

  • Multiple (correct)
  • Two
  • None
  • One
  • How many (1,3) CH3/H interactions are present in cis-9-methyldecalin?

  • Three
  • Two (correct)
  • Four
  • One
  • What is the difference between cis and trans decalin in terms of substituent positioning?

  • The position of a substituent on cis-decalin remains unchanged, while on trans-decalin it changes
  • The position of a substituent on cis-decalin changes, while on trans-decalin it remains unchanged (correct)
  • The position of a substituent on both cis and trans decalin remains unchanged
  • The position of a substituent on both cis and trans decalin changes
  • What is the reason for trans-decalin being a rigid molecule?

    <p>It is not possible for its chair forms to interconvert to another one by changing two C-C fusion bonds</p> Signup and view all the answers

    What is the result of the reduction in energy difference between cis-9-methyldecalin and its trans isomer?

    <p>A higher percentage cis isomer in the equilibrium mixture</p> Signup and view all the answers

    How many isomers of hydrindane are there?

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

    What is the difference between trans and cis hydrindane?

    <p>The type of cyclohexane bonds used in the formation of the five-membered ring</p> Signup and view all the answers

    Why does trans-2-decalol have only one conformation?

    <p>Due to the rigidity of the trans-decalin rings</p> Signup and view all the answers

    What is the energy difference between cis-9-methyldecalin and its trans isomer compared to cis and trans decalin?

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

    What is the characteristic of trans-decalin that affects its conformational behavior?

    <p>Its rigidity</p> Signup and view all the answers

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