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Which of the following is isoelectronic ...

Which of the following is isoelectronic series:

A

`Cl^-, P^(2-) Ar`

B

`N^(2-) , Ne , Mg^(+2)`

C

`B^(+3), He , Li^+`

D

`N^(2-) , S^(2-) , Cl`

Text Solution

Verified by Experts

The correct Answer is:
D
`N^(2-) , S^(2-) , Cl`
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BRILLIANT PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTIONS (LEVEL-I)
  1. The general electronic configuration of transition elements is:

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  2. The ionic radii of isoelectronic species 'N^(3-), O^(2-)' and 'F^-' in...

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  3. Which of the following is isoelectronic series:

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  4. The radius of isoelectronic series

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  5. In a period, the elements having least melting point are:

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  6. Which of the following represents a correct sequence of electronegativ...

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  7. Which of the following order of atomic/ionic radius is not correct

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  8. The best reason to account for the general tendency of atomic diameter...

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  9. In which of the following pairs, the ionisation energy of the first sp...

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  10. Which of the following is the correct order of stability of Al^+ , Al^...

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  11. Which of the following transitions involves maximum amount of energy?

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  12. Which order is wrong:

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  13. Decreasing order of size of ions is : Br^- gt S^(-2) gt Cl^- gt N^(-...

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  14. Which of the following reason best explains that Zinc does not show th...

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  15. The correct order of ionization energies of F^(-), Cl^(-), F and Cl is

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  16. Lanthanoid contraction is caused due to:

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  17. Among the following statement which one is correct with respect to th...

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  18. The elements which occupy the peaks of ionization energy curve, are

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  19. Ionic radii of

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  20. In which block, 106th element belongs

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