Statement 1 : A photon of energy 12 eV can break three molecules of A2 into atoms which has bond dissociation energy of 4 eV/molecule.Statement 2 : Total energy is conserved and interaction is always one to one between photon and molecule.

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Both Statement 1 and Statement 2 are true.

Statement 1 is true and Statement 2 is false.

Statement 1 is false and Statement 2 is true.

Both Statement 1 and Statement 2 are false.

answer is C.

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Detailed Solution

Since interaction between a photon and a molecule is always one to one, so a photon of energy 12 eV can break only one molecule of A2 into atoms and remaining 8 eV energy becomes kinetic energy of atoms.

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