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Which of the following lines will have a...

Which of the following lines will have a wave no equal in magnitude to the value of R in the H-Spectral series

A

Limiting line of Balmer series

B

Limiting line of Lyman series

C

First line of Lyman series

D

First line of Balmer series

Text Solution

Verified by Experts

The correct Answer is:
B
`bar(v) = R [ (1)/(n_1^2) - (1)/(n_2^2)]`
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Knowledge Check

  • Which of the following has // have value equal to zero ?

    A
    `|{:(8,,2,,7),(12,,3,,5),(16,,4,,3):}|`
    B
    `|{:(1//a,,a^(2),,bc),(1//b,,b^(2),,ac),(1//c,,c^(2),,ab):}|`
    C
    `|{:(a+b,,2a+b,,3a+b),(2a+b,,3a+b,,4a+b),(4a+b,,5a+b,,6a+b):}|`
    D
    `|{:(2,,43,,6),(7,,35,,4),(3,,17,,2):}|`

  • Which of the following will have nearly equal H^(+) concentration ?

    A
    100 ml 0.1 M HCl mixed with 50 ml water
    B
    50 ml `0.1 M H_(2)SO_(4)` mixed with 50 ml water
    C
    50 ml `0.1 M H_(2)SO_(4)` mixed with 100 ml water
    D
    50 ml `0.1` M HCl mixed with 50 ml water

  • Which of the following pairs is having two equal values ? (where x in R ) ______.

    A
    `9^(x//2),27^(x//3)`
    B
    `(256)^(4//x),(4^(3))^(4//x)`
    C
    `(343)^(x//3),(7^(4))^(x//12)`
    D
    `(36^(2))^(2//7),(6^(3))^(2//7)`

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    Which of the following spectral series in hydrogen atom give spectral line of 4860 Å

    For balmer series in the spectrum of atomic hydrogen the wave number of each line is given by bar(V) = R[(1)/(n_(1)^(2))-(1)/(n_(2)^(2))] where R_(H) is a constant and n_(1) and n_(2) are integers. Which of the following statements (s), is (are correct) 1. As wave length decreases the lines in the series converge 2. The integer n_(1) is equal to 2. 3. The ionisation energy of hydrogen can be calculated from the wave numbers of three lines. 4. The line of shortest wavelength corresponds to = 3.

    Which of the following spectral series in hydrogen atom gives spectral line of wavelenght 486 nm ?

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