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Arrange the following hydrides of nitrogen family in increasing order of boiling points NH3, PH3, AsH3, SbH3(a) NH3 < PH3 < AsH3 < SbH3(b) SbH3 < AsH3 < PH3 < NH3(c) NH3 < AsH3 < PH3 <SbH3(d) PH3 < AsH3 < NH3 < SbH3 |
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Answer» Correct Option (d) PH3 < AsH3 < NH3 < SbH3 Explanation: Boiling points of nitrogen family generally increases on moving down the group but boiling point of NH3 is higher than PH3 and AsH3 due to hydrogen bonding. Thus, order of boiling point is PH3 < AsH3 < NH3 < SbH3 |
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