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In the following atoms and moleculates f...

In the following atoms and moleculates for the transition from n= 2 to n = 1, the spectral line of minimum wavelength will be produced by

A

Hydrogen atom

B

Deuterium atom

C

Uni-ionized helium

D

di-ionized lithium

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • When an electron makes transition from n = 4 to n = 2, then emitted line spectrum will be

    A
    first line of lyman series
    B
    second line of Balmer series
    C
    first line of paschen series
    D
    second line of paschen series

  • The ratio of wavelengths for the transition from n = 2 to n = 1 in Li^(++), He^(+) and H is

    A
    `1 : 2 : 3`
    B
    `1 : 4 : 9`
    C
    `3 : 2 : 1`
    D
    `4 : 9 : 36`

  • Th e ratio of the wavelengths for the transition from n =2 to n =1 in Li^(++), He^(+) and H is

    A
    `1:2:3`
    B
    `1:4:9`
    C
    `3:2:1`
    D
    `4:9:36`

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    In hydrogen atom, which of the following transitions produce spectral line of maximum frequency?

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