The Elements of Group 5A, the Nitrogen Family, Form Compounds

question 111

Multiple Choice

The elements of Group 5A, the nitrogen family, form compounds with hydrogen that have the boiling points listed below.SbH₃ -17°C, AsH₃ -55°C, PH₃ -87°C, NH₃ -33°C
The first three elements illustrate a trend where the boiling point decreases as the mass decreases; however, ammonia (NH₃) does not follow the trend because of

• A) ionic bonding.
• B) hydrogen bonding.
• C) metallic bonding.
• D) dipole-dipole attraction.
• E) London dispersion forces.

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