Mastering Glycosides
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Questions and Answers

What are glycosides?

  • Inorganic compounds yielding a sugar part and a non-sugar part on hydrolysis
  • Reducing organic compounds yielding a sugar part and a non-sugar part on hydrolysis
  • Organic compounds that only yield a sugar part on hydrolysis
  • Non-reducing organic compounds yielding a sugar part and a non-sugar part on hydrolysis (correct)

    • What is the Fehling's test result for glycosides?

  • Always positive
  • Negative, except for K-strophanthoside (correct)
  • Positive, except for K-strophanthoside
  • Always negative

    • Which part of a glycoside is the glycone?

  • The enzyme
  • The aglycone
  • The sugar part (correct)
  • The non-sugar part

    • What is the general distribution of glycosides in nature?

    <p>Widely distributed in nature (D)</p> Signup and view all the answers

    What is the exception to the general Fehling's test result for glycosides?

    <p>K-strophanthoside (B)</p> Signup and view all the answers

    What is the non-sugar part of a glycoside also called?

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

    Which type of compounds are glycosides?

    <p>Non-reducing organic compounds (D)</p> Signup and view all the answers

    What is the exception to the general Fehling's test result for glycosides?

    <p>Fehling’s “+ve” (K-strophanthoside) (A)</p> Signup and view all the answers

    Which part of a glycoside is formed of one or more sugar units?

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

    What are glycosides usually accompanied with in nature?

    <p>Enzymes capable of synthesizing or hydrolyzing them (A)</p> Signup and view all the answers

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