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On absorbing light of wavelength 3800 A,...

On absorbing light of wavelength 3800 A, bromine molecule undergoes dissociation and form atoms. The kinetic energy of one bromine atom assuming that one quantum of radiation is absorbed by each molecule would be (Bond energy of `Br_2=190(kJ) / (mol)`

A

`1.04xx10^(-19) J`

B

`2.08xx10^(-19) J`

C

`1.25xx10^(-5) J`

D

`6.25xx10^(-1) J`

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The correct Answer is:
A
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