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MMLU / Which of the following statements most accurately explains why the 1H spectrum…

Problem

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question

Which of the following statements most accurately explains why the 1H spectrum of 12CHCl3 is a singlet?

choices

  1. Both 35Cl and 37Cl have I = 0.
  2. The hydrogen atom undergoes rapid intermolecular exchange.
  3. The molecule is not rigid.
  4. Both 35Cl and 37Cl have electric quadrupole moments.

subject

college_chemistry

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