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In a hydrogen atom, the energy of an electron in first Bohr’s orbit is 13.12 x 105 J mol-1. What is the energy required for its excitation to Bohr’s second orbit?

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Energy of 1st orbit = 13.12 x 10^5J/mol. Energy of second orbit = E / n2 Energy of second orbit = 3.28 x 10^5J/mol. Difference between their energies is E2- E1= -3.28*10^5 - (-13.12*10^5)=9.84 x 10^5J/mol
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Energy of 1st orbit = 13.12 x 10^5J/mol.
Energy of second orbit = E / n2
Energy of second orbit = 3.28 x 10^5J/mol.
Difference between their energies is E2- E1=
-3.28*10^5 - (-13.12*10^5)=9.84 x 10^5J/mol
read less
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