Question
Sat July 07, 2012 By:

Calculate the minimum frequency of photon required to break the bond ?

Expert Reply
Mon July 16, 2012
B.D.E = 165kJ/mol = 165000/6 x 1023 J/molecule

Assuming that one photon breaks the bond,

hn = 165 / 6*10^20 J/molecule
n = 165 / 6*10^20*6.656*10^-34
= (165/40) * 10^14 Hz = 4.125*10^14 Hz (approx)
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