The frequency of radiations emitted when electron falls from n -4- to n -1- in H-atom would be-Given E 1 for H -2-18 - 10-18 J atom -1 and h -6-625 - 10-34 Js-A- 1-54 - 1015 s -1B- 1-03 - 1015 s -1C- 3-08 - 1015 s -1D- 2-0 - 1015 s -1

The correct option is C 3.08×1015 s 1 ...

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Standard XII

Chemistry

1900's Physics and Wave

The frequency...

Question

The frequency of radiations emitted when electron falls from n = 4, to n = 1, in H-atom would be:
(Given E₁ for H=2.18×10^-18J atom ^-1 and h=6.625 ×10^-34 Js.)

1.54×10¹⁵ s^-1

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1.03×10¹⁵ s^-1

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3.08×10¹⁵ s^-1

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2.0×10¹⁵ s^-1

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Solution

The correct option is C
3.08×10¹⁵ s^-1

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The frequency of radiations emitted when electron falls from n = 4, to n = 1, in H-atom would be: (Given E1 for H=2.18×10-18 J atom -1 and h=6.625 ×10-34 Js.)

The correct option is C 3.08×1015 s-1

The frequency of radiations emitted when electron falls from n = 4, to n = 1, in H-atom would be:
(Given E₁ for H=2.18×10^-18J atom ^-1 and h=6.625 ×10^-34 Js.)

The correct option is C
3.08×10¹⁵ s^-1