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members Quiz

EN[ˈmɛmbəz]
US
Fmembres
    Choisissez la réponse la plus appropriée pour chaque question.
  • Question 1 :
  • N-substituted pyrroles are much less reactive than the other 5-________ 1,3-dienes; no reaction was observed between N-(trimethylsilyl) pyrrole or N-benzylpyrrole with Smith’s diene (4) under thermal or high pressure (4 days at 14 kbar) conditions, even in the presence of Lewis acids.
    1. membering
    2. membered
    3. members
    4. member
  • Question 2 :
  • For example, I did not follow a Ximenean rule that a ______ of a larger class cannot be used to define the class itself (one poster brought this up).
    1. membering
    2. membered
    3. members
    4. member
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Difficulté: Niveau 1
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Facile     ➨     Difficile
Définition: Niveau 1
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Précis    ➨     Polyvalent
Liens Connexes:
  1. en membership
  2. en memberships
  3. en membership card
  4. en members of staff
  5. en membership cards
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