Q.
Taking Rydberg’s constant RH=1.097×107m first and second wavelength of Balmer series in hydrogen spectrum is
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a
2000 Ao, 3000 Ao
b
1575 Ao, 2960 Ao
c
6529 Ao, 4280 Ao
d
6552 Ao, 4863 Ao
answer is D.
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Detailed Solution
1λ=R1n12−1n22. For first wavelength nn1=2,n2=3⇒λ1=6563 Ao. For second wavelength, n1=2,n2=4⇒λ2=4861Ao
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