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Which one of the following groups repres...

Which one of the following groups represent a collection of isolectronic species ? (At.no `Cs = 55, Br = 35)`

A

`N^(3-),F^(-),Na^(+)`

B

`Be,Al^(3+),Cl^(-)`

C

`Ca^(2+),Cs^(+),Br`

D

`Na^(+),Ca^(2+),Mg^(2+)`

Text Solution

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A
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Knowledge Check

  • Which one of the following groupings represents a collection of isoelectronic species ?

    A
    `Na^(+),Ca^(2+),Mg^(2+)`
    B
    `N^(3-),F^(-) , Na^(+)`
    C
    `Be,Al^(3+),Cl^(-)`
    D
    `Ca^(2+),Cs^(+), Br`.

  • Which of the following sets represents a collection of isoelectronic species ? (At nos. Cs = 55, Br= 35)

    A
    `Ca^(2+) , Cs^(+) Br`
    B
    `Na^(+) Ca^(2+) , Mg^(2+)`
    C
    `N^(3-) , F^(-) , Na^(+)`
    D
    `Be, A1^(3+) CI^(-)`

  • Which one of the following sets of ions represents a collection of isoelectronic species ?

    A
    `N^(3-),O^(2-),F^(-),S^(2-)`
    B
    `Li^(+),Na^(+),Mg^(+2),Ca^(+2)`
    C
    `K^(+),Cl^(-),Ca^(+2),Sc^(+3)`
    D
    `Ba^(+2),Sr^(+2),K^(+2),Ca^(+2)`

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