The wavelength of the spectral line that corresponds to a transition in hydrogen atom from $n = 10$ to ground state would be ?in which part of electromagnetic spectrum this line lies?

92.25 n m, u l t r a v i o l e t

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92.25 n m, i n f r a r e d

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86.95 n m, u l t r a v i o l e t

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97.65 n m, u l t r a v i o l e t

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Solution

The correct option is A $92.25 n m, u l t r a v i o l e t$
$\frac{1}{λ} = R (1 - \frac{1}{n^{2}})$
$\frac{1}{λ} = R (1 - \frac{1}{10^{2}})$
$λ = \frac{100}{99 \times 1.07 \times 10^{7}}$
$λ = 92 n m$
As shown in fig., corresponds to UV light.

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The wavelength of the spectral line that corresponds to a transition in hydrogen atom from n=10 to ground state would be ?in which part of electromagnetic spectrum this line lies?

The correct option is A 92.25 nm, ultraviolet1λ=R(1−1n2)1λ=R(1−1102)λ=10099×1.07×107λ=92nmAs shown in fig., corresponds to UV light.

The wavelength of the spectral line that corresponds to a transition in hydrogen atom from $n = 10$ to ground state would be ?in which part of electromagnetic spectrum this line lies?

The correct option is A $92.25 n m, u l t r a v i o l e t$
$\frac{1}{λ} = R (1 - \frac{1}{n^{2}})$
$\frac{1}{λ} = R (1 - \frac{1}{10^{2}})$
$λ = \frac{100}{99 \times 1.07 \times 10^{7}}$
$λ = 92 n m$
As shown in fig., corresponds to UV light.