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What is responsible for the increase in boiling points down a group?
What is responsible for the increase in boiling points down a group?
- An increase in the distortion of the electronic cloud. (correct)
- A decrease in polarizability.
- A decrease in London forces.
- An increase in molecular weight.
What is a characteristic of all the halogens in group VII-A?
What is a characteristic of all the halogens in group VII-A?
- They are all gases at room temperature.
- They are all solids at room temperature.
- They all have similar boiling points.
- They are all non-polar diatomic molecules. (correct)
What happens to the electronic cloud when a species is polarized?
What happens to the electronic cloud when a species is polarized?
- It becomes more symmetrical.
- It becomes less dense.
- It becomes distorted or disturbed. (correct)
- It disappears entirely.
What is true about the polarizability of iodine compared to fluorine?
What is true about the polarizability of iodine compared to fluorine?
What is the boiling point of fluorine?
What is the boiling point of fluorine?
What is the primary consequence of increased distortion of the electronic cloud?
What is the primary consequence of increased distortion of the electronic cloud?
What is the primary reason for the difference in physical states of fluorine and iodine at room temperature?
What is the primary reason for the difference in physical states of fluorine and iodine at room temperature?
What is the correlation between the polarizability of a molecule and its boiling point?
What is the correlation between the polarizability of a molecule and its boiling point?
What is the primary characteristic of the electronic cloud in a polarized species?
What is the primary characteristic of the electronic cloud in a polarized species?
What is the trend in boiling points observed among the halogens in group VII-A?
What is the trend in boiling points observed among the halogens in group VII-A?
What is the physical state of iodine at room temperature?
What is the physical state of iodine at room temperature?
What is the effect of increased polarizability on the London forces between molecules?
What is the effect of increased polarizability on the London forces between molecules?
What is the primary factor that affects the strength of London forces between molecules?
What is the primary factor that affects the strength of London forces between molecules?
What is the consequence of the temporary poles created in a polarized species?
What is the consequence of the temporary poles created in a polarized species?
What is the correlation between the boiling points of the halogens and their molecular weights?
What is the correlation between the boiling points of the halogens and their molecular weights?
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