Predict the Order in Which Boiling Points of the Following

question 4

Multiple Choice

Predict the order in which boiling points of the following hydrides decrease (highest boiling point first,lowest last) : PH₃,AsH₃,SbH₃ (As is atomic number 33; Sb is atomic number 51) .

• A)PH₃, AsH₃, SbH₃
• B)AsH₃, SbH₃, PH₃
• C)SbH₃, AsH₃, PH₃
• D)PH₃, SbH₃, AsH₃
• E)SbH₃, PH₃, AsH₃

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