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Which of the following has the same numb...

Which of the following has the same number of electrons in its outermost shell and penultimate shell ?

A

`AI^(3+)`

B

`Ca^(2+)`

C

`F^(-)`

D

`N^(3-)`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • Which of the following have the same number of electrons in outermost shell?

    A
    Elements with atomic numbers 30, 48, 80
    B
    Elements with atomic numbers 14, 15, 16
    C
    Elements with atomic numbers 20, 30, 50
    D
    Elements with atomic numbers 10, 18, 26

  • Which among the following species have the same number of electrons in its outermost as well as penultimate shell

    A
    `Mg^(2+)`
    B
    `O^(2-)`
    C
    `F^-`
    D
    `Ca^(2+)`

  • which among th efollowing species has the same number o felectrons in its outermost as well as penultmate shell ?

    A
    `Mg^(2+)`
    B
    `O^(2-)`
    C
    `F^(-)`
    D
    `Ca^(2+)`

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