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In NCL3 we need 375k to break N-CL bond where as in NOCL we need 158k to break N-CL bond. What is the reason?

In NCL3 we need 375k to break N-CL bond where as in NOCL we need 158k to break N-CL bond. What is the reason? 


 

Grade:12

1 Answers

gauhar singh
7 Points
11 years ago

hybridisation of N in first case is sp3 but in 2nd case it is sp2 therefore it is more electronegative and this increases ionic character of bond thus decreases bond dissociation energy

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