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Grade 12Inorganic Chemistry

Which of the following pairs has almost identical bond dissociation energy? (A) F2 and H2(B)N2 and CO(C)F2 and I2(D)HF and O2Thank you so much in advance!

Profile image of Geetika
9 Years agoGrade 12
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2 Answers

Profile image of varun
9 Years ago
HELLO 
option B is correct
because as both N2 and CO are having triple bond and relatively these two compounds are having same atomic numbers therefore they are having almost identical bond dissociation
THANK YOU
Profile image of Raj Kr Gupta
8 Years ago
Option C is CorrectBond Dissociation Energy of F-F is 151 kJ/molBond Dissociation Energy I-I is 156 kJ/mol