The freezing point of helium is -270C. the freezing point of xenon is -112C. bot

Question

The freezing point of helium is -270C. the freezing point of xenon is -112C. both of these are in the noble gas family. which of the following statements is supported by this data?

a) helium and xenon form highly polar molecules

b) as the molecular weight of the noble gas increases, the freezing point decreases.

c) the london dispersion forces between the helium molecules are greater than the london dispersion forces between the xenon molecules.

d) the london dispersion forces between the helium molecules are less than the london dispersion between the xenon molecules.

e) none of these

Explanation / Answer

statement d

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