Chemical Bonding and Molecular Structure — Chemistry STD 11 Science — Question
Gujarat BoardEnglish MediumSTD 11 ScienceChemistryChemical Bonding and Molecular Structure1 Mark
Question
Why is water liquid whereas $\mathrm{H}_2 \mathrm{S}$ is gas at room temperature?
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Answer
$\mathrm{H}_2 \mathrm{O}$ molecules are associated with intermolecular H -bonding whereas $\mathrm{H}_2 \mathrm{S}$ is not because ' O ' is more electronegative and smaller in size than ' 5 '.
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