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methylene

C2 noun

methylene /ˈmɛθɪliːn/ nghĩa là nhóm methylen (nhóm hóa trị hai –CH₂–)

Các nghĩa

  1. nhóm methylen (nhóm hóa trị hai –CH₂–)

    The divalent group –CH₂– in which the free valencies are part of single bonds.

    countable · uncountable

  2. nhóm methylen (đơn vị lặp lại trong hợp chất béo)

    The same group, present as a repeating unit, in aliphatic compounds with names such as hexamethylenediamine.

    countable · uncountable

  3. carben :CH₂ (không bền)

    The unstable carbene :CH₂

    countable · uncountable

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