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Emission spectrum of CO(2) gas...

Emission spectrum of `CO_(2)` gas

A

Is a line spectrum

B

Is a band spectrum

C

Is a continuous spectrum

D

Does not fall in the visible region

Text Solution

Verified by Experts

The correct Answer is:
b
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One of the lines in the emission spectrum of Li^(2+) has the same wavelength as that of the 2nd line of Balmer series in hydrogen spectrum. The electronic transition corresponding to this line is n = 12 to n=x. Find the value of x.

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Knowledge Check

  • One of the lines in the emission spectrum of Li^(2+) has the same wavelength as that of the 2nd line of Balmer series in hydrogen spectrum. The electronic transition corresponding to this line is:

    A
    `n = 4 rarr n = 2`
    B
    `n = 8 rarr n = 2`
    C
    `n = 8 rarr n = 4`
    D
    `n = 12 rarr n= 6`

  • One of the lines in the emission spectrum of Li^(2 +) has the same wavelength as that of the second line of Balmer series in hydrogen spectrum. The electronic transition correspnding to this line is.

    A
    `n = 4 to n = 2`
    B
    `n = 8 to n = 2`
    C
    `n = 8 to n = 4`
    D
    `n = 12 to n = 6`

  • One of the lines in the emission spectrum of Li^(2+) has the same wavelength as that of the 2^(nd) line of Balmer series in hydrogen spectrum. The electronic transition corresponding to this line is n=12 to n=x . Find the value of x

    A
    8
    B
    6
    C
    7
    D
    5

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