JEE MAIN - Chemistry (2020 - 4th September Morning Slot - No. 12)
The intermolecular potential energy for the
molecules A, B, C and D given below suggests
that :
_4th_September_Morning_Slot_en_12_2.png)
_4th_September_Morning_Slot_en_12_2.png)
A-B has the stiffest bond
A-D has the shortest bond length
A-A has the largest bond enthalpy
D is more electronegative than other atoms
Explanation
From the given graph, potential energy of A-B molecule is minimum.
Thus A-B bond is most stable as it requires more energy to dissociate and have strongest bond amongst these.
B = Most electronegative
D = Least electronegative
A - B = Shortest bond length
A - B = Largest bond enthalpy
Thus A-B bond is most stable as it requires more energy to dissociate and have strongest bond amongst these.
B = Most electronegative
D = Least electronegative
A - B = Shortest bond length
A - B = Largest bond enthalpy
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