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No of Subshell under principle quantum n...

No of Subshell under principle quantum no 'n' :

A

`n^2`

B

n-1

C

2n

D

n

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Element A has two electrons in its valence shell and its principle quantum number for last electron is 2 element B has four electrons in its valence shell and its principle quantum number for lastb electron is 2 element X has threee electrons in its valence shell and principle quantum number for last electron is 3 compounds XB and AB on hydrolysis give

Element A has two electrons in its valence shell and its principle quantum number for last electron is 2 element B has four electrons in its valence shell and its principle quantum number for lastb electron is 2 element X has threee electrons in its valence shell and principle quantum number for last electron is 3 The nature of oxide of the element X is

Knowledge Check

  • The value of azimuthal quantum numbers (l) is 2 then the value of principal quantum number (n) is

    A
    2
    B
    3
    C
    4
    D
    5

  • The maximum number of electrons that can have principal quantum number n=3 and spin quantum number m_s=(-1/2) is

    A
    3
    B
    5
    C
    7
    D
    9

  • The electronic transition from n=2 to n=1 will produce shortest wavelength in (where n= principal quantum number)

    A
    `Li^(2+)`
    B
    `He^+`
    C
    H
    D
    `H^+`

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    How would you show that the maximum number of electrons that can be accommodated in an orbit with principal quantum number 'n' is 2n^(2) ?

    What is magnetic quantum numbe'r?'.If the principle quantum number be 4 find the azimithal quntum numbers for the same.

    How is the radius of an electronic orbit related to principle quantum number?

    What is the total number of orbitals associated with the principal quantum number n=3 ?

    At any state the total energy of (H_1^1) atom is - 1.51 eV what is the no. of principle Quantum Numbers for that Shell?

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