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Which of the following statements regarding the solubility of inert gases in water is INCORRECT?
The solubility of inert gases increases with increasing pressure.
The solubility of inert gases increases with increasing molecular weight.
The solubility of inert gases decreases with increasing temperature.
The solubility of inert gases increases with increasing temperature.
Xenon forms several fluorides. Which of the following xenon fluorides exhibits the highest melting point?
XeF2
XeF4
XeF6
XeF8
Which of the following hydrides of Group 15 elements has the highest boiling point?
The boiling points of hydrogen halides follow a specific trend. Which factor is primarily responsible for the significantly higher boiling point of compared to other hydrogen halides?
Strong hydrogen bonding
High polarity
Larger size
Lower molecular weight
Hydrogen fluoride () has a considerably higher boiling point than hydrogen chloride (), hydrogen bromide (), and hydrogen iodide (). This anomalous behavior of is primarily attributed to:
Stronger London Dispersion Forces
The presence of strong hydrogen bonds
Stronger dipole-dipole interactions
The high polarity of the HF molecule
Which of the following intermolecular forces is responsible for the unusually high boiling point of hydrogen fluoride () compared to the other hydrogen halides?
Ion-dipole forces
Dipole-induced dipole forces
Hydrogen bonding
London Dispersion Forces
The boiling point of is significantly higher than that of , despite fluorine being smaller than chlorine. What is the primary reason for this observation?
Strong hydrogen bonding in HF
Higher electronegativity of fluorine
Larger atomic size of chlorine
Lower molecular weight of HF
Which statement correctly explains the unusually high boiling point of hydrogen fluoride () compared to other hydrogen halides like , , and ?
HF has a larger molecular size than other hydrogen halides, leading to stronger intermolecular forces.
HF experiences stronger dipole-dipole interactions than other hydrogen halides.
HF has a lower molecular weight, making it easier to boil.
HF molecules form strong hydrogen bonds with each other, requiring more energy to break these bonds during boiling.