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The values of IE(I), IE(II), IE(III) and...

The values of `IE(I), IE(II), IE(III)` and `IE(IV)` of an atom are respectively `7.5 eV, 25.6eV, 48.6eV` and `170.6eV`. The electronic configuration of the atom will be :

A

`1s^(2),2s^(2)2p^(6),3s^(1)`

B

`1s^(2),2s^(2)2p^(6),3s^(2)3p^(1)`

C

`1s^(2),2s^(2)2p^(6),3s^(2)3p^(3)`

D

`1s^(2),2s^(2)2p^(6),3s^(2)`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The value of IE_(1), IE_(2), IE_(3) and IE_(4) of an atom are respectively 7.5 eV, 25.6 eV, 48.6 eV and 170.6 eV . The electronic configuration of the atom will be

    A
    `1s^(2), 2s^(2)2p^(6), 3s^(1)`
    B
    `1s^(2)2s^(2)2p^(6)3s^(2) 3p^(1)`
    C
    `1s^(2), 2s^(2)2p^(6)3s^(2)3p^(3)`
    D
    `1s^(2), 2s^(2)2p^(6)3s^(2)`

  • The value of IP _(1), IP _(3) and I P _(4) of an atom are, respectively, 7.5 eV, 25.6 eV, 48.6 eV and 170.6 eV. The electronic configuration of the atom will be:

    A
    `1s ^(2), 2s^(2), 2p ^(6) ,3s ^(1)`
    B
    `1s ^(2), 2 s ^(2) , 2p ^(6) , 3s ^(2) , 3p ^(1)`
    C
    `1s ^(2), 2s ^(2), 2p ^(6), 3s ^(2) , 3p ^(3)`
    D
    `1s^(2), 2s ^(2), 2p ^(6) , 3s ^(2)`

  • The values of IE_1 , IE_2, IE_3, IE_4 and IE_5 of an element are 7.1, 14.3, 34.5, 46.8 and 162.2 eV respectively. The element is likely to be

    A
    Na
    B
    Si
    C
    F
    D
    Ca

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