[學科] 有機光譜問題
題目:
which of the following compounds has only a single sharp peak in his
1H nuclear magnetic resonance spectrum?
選項裡刪到剩下 FCH2CH2F 和 ClCH2CH2Cl 就選不出來了@@
答案是 ClCH2CH2Cl
麻煩版上大大指點迷津
謝謝
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