Question

41.
0-5445
Energy of an electron is given by
E = -2.178 x 10-18 (2)
Wavelength of light required to excite an electron in an hydrogen atom from level n = 1 to n=2 will be
(h = 6.62 x 10-4 Js and c=3.0 x 108 ms')
(c) 6.500 x 10-'m (d) 8.500 x 10 m
(b) 2.816 x 10m
(a) 1.214 x 10-7 m
in the nannnd Bohr orhit of a hydrogen atom is far is Bohr radius​

Answer 1

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