Boiling point of hydrogen fluoride is highest amongst $H F, H C l, H B r$ and $H I$ . Which type of intermolecular forces are present in hydrogen fluoride?

H - F

has highest Vander Waals' forces and dipole moment

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H - F

has highest London forces

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H - F

has highest dipole moment and has dipole-dipole, London forces and hydrogen bonding

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H - F

has strong intermolecular interactions like dipole - induced dipole

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Solution

The correct option is C $H - F$ has highest dipole moment and has dipole-dipole, London forces and hydrogen bonding
$H - F$ has dipole-dipole interactions, London forces and hydrogen bonding due to highest electronegativity of $F$ . Hence, boiling point of $H - F$ is highest.

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Boiling point of hydrogen fluoride is highest amongst HF, HCl, HBr and HI. Which type of intermolecular forces are present in hydrogen fluoride?

The correct option is C H−F has highest dipole moment and has dipole-dipole, London forces and hydrogen bondingH−F has dipole-dipole interactions, London forces and hydrogen bonding due to highest electronegativity of F. Hence, boiling point of H−F is highest.

Boiling point of hydrogen fluoride is highest amongst $H F, H C l, H B r$ and $H I$ . Which type of intermolecular forces are present in hydrogen fluoride?

The correct option is C $H - F$ has highest dipole moment and has dipole-dipole, London forces and hydrogen bonding
$H - F$ has dipole-dipole interactions, London forces and hydrogen bonding due to highest electronegativity of $F$ . Hence, boiling point of $H - F$ is highest.