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In: Chemistry

Which of the following statements is true?   X.   CH4 has a higher boiling point than CCl4  ...

Which of the following statements is true?

  X.   CH4 has a higher boiling point than CCl4

  Y.   trans-1,2-dichloroethene has a lower boiling point than cis-1,2-dichloroethene

  Z.   1,1-Dichloro-2-methyl-1-propene has a higher boiling point than trans-2,3-dichloro-2-butene.

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