(CH3CH2)3CH所含的伯、仲、叔碳原子的个数比是()。A、3:3:1B、3:2:3C、6:4:1D、9:6:1

(CH3CH23CH所含的伯、仲、叔碳原子的个数比是()。

  • A、3:3:1
  • B、3:2:3
  • C、6:4:1
  • D、9:6:1

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