(C) The boiling point of $H_2O$ is significantly higher than that of $H_2S$ because $H_2O$ molecules exhibit intermolecular hydrogen bonding,whereas $

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(C) The boiling point of $H_2O$ is significantly higher than that of $H_2S$ because $H_2O$ molecules exhibit intermolecular hydrogen bonding,whereas $H_2S$ molecules do not form hydrogen bonds due to the lower electronegativity of sulfur compared to oxygen.

Class 11 Chemistry Chemical Bonding and Molecular Structure Hydrogen bonding

Medium

The difference in the $B.P.$ of $H_2O$ $(100 \ ^oC)$ and $H_2S$ $(-42 \ ^oC)$ is explained by:

A
Vander Waal's forces
B
Covalent bond
C
Hydrogen bond
D
Ionic bond

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Chemical Bonding and Molecular Structure

Subtopic

Hydrogen bonding

The reason for the exceptionally high boiling point of water is

EasyAIIMS 1996

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The maximum possible number of hydrogen bonds in which an $H_2O$ molecule can participate is

MediumIIT 1992

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$HCl$ is a gas,but $HF$ is a low boiling liquid. This is because

Medium

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Unlike other hydrogen halides,hydrogen fluoride is a liquid. The reason for this is:

Easy

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Identify which molecule in each of the following pairs has stronger $H$-bonding:
$(i)$ $H_2O$ and $H_2S$
$(ii)$ $NH_3$ and $PH_3$
$(iii)$ $HF$ and $HCl$

Medium

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The difference in the $B.P.$ of $H_2O$ $(100 \ ^oC)$ and $H_2S$ $(-42 \ ^oC)$ is explained by:

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The reason for the exceptionally high boiling point of water is

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Identify which molecule in each of the following pairs has stronger $H$-bonding:
$(i)$ $H_2O$ and $H_2S$
$(ii)$ $NH_3$ and $PH_3$
$(iii)$ $HF$ and $HCl$