The I.e of h-atom in ground state is 1312 kj/mole.calculate the wavelength of radiation emitted.When the e- in this atom move from n=2 to n=1 state.(n=6.6×10-34jsec,c=3×10-10cm/s)
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Explanation:
E2-E1=-2.17x10^11(1/4-1/1)erg(n1=1,n2=2)
=2.17x10^11x3/4erg
E2-E1=hv=c/h h
h=hc/∆E=6.62x10^-27ergx3.0x10^10CM/2.17x10^11x3/4
=2.648/2.17 10^-5CM
=1.22x10^-5CM=1220/70
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