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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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The correct Answer is:
A
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ALLEN-QUANTUM NUMBER & PERIODIC TABLE-J-MAIN EXERCISE
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  5. Which of the following sets of quantum numbers is correct for an elect...

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  6. Consider the ground state Cr atom (Z = 24). The number of electron w...

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  7. Which one of the following sets of ions represents the collection of i...

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  10. In a multi-electron alom, which of the following orbitals described by...

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  13. In which of the following arrangements the order is NOT according to t...

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  16. Which one of the following sets of ions represents a collection of iso...

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  17. The increasing order of the first ionization enthalpies of the element...

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  19. Which one of the following constitutes a group of the isoelectronic sp...

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  20. The set representing the correct order of ionic radius is

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