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Byju's Answer
Standard XII
Chemistry
Aromatic Directive Influence
Why does NH 3...
Question

Why does NH3 form hydrogen bond but PH3 does not?

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Solution

Nitrogen is highly electronegative as compared to phosphorus. This causes a greater attraction of electrons towards nitrogen in NH3 than towards phosphorus in PH3. Hence, the extent of hydrogen bonding in PH3 is very less as compared to NH3.


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