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Na+,Mg^(++),Al^(+3),Si^(+4) are isoelect...

`Na+,Mg^(++),Al^(+3),Si^(+4)` are isoelectronics the order of their ionic size is

A

`Na^+gtMg^++ltAl^+3ltSi^+4`

B

`Na^+ltMg^++gtAl^+3gtSi^+4`

C

`Na^+gtMg^++gtAl^+3gtSi^+4`

D

`Na^+ltMg^++gtAl^+3ltSi^+4`

Text Solution

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The correct Answer is:
C
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PATHFINDER-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTION BANK
  1. Which of the following ionic radius would be maximum?

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  2. The decreasing order of size of the following ions is

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  3. Na+,Mg^(++),Al^(+3),Si^(+4) are isoelectronics the order of their ioni...

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  4. The covalent and van der waals radii of hydrogen respectively are

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  5. which ion possessses the smallest radius?

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  6. Which of the following isoelectronic ions has lowest ionization energy...

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  7. The first ionization potential in electron volts of nitrogen and oxyge...

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  8. The first ionization potential of Na,Mg,Al and Si are in the order

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  9. The correct order of decreasing first ionization energy is

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  10. The correct order of electron affinity is

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  11. The correct ordrr of electron affinity among the following is

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  12. The lower electron affinity of fluorine than that of chlorine is due t...

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  13. Electron affinity of inert gases is

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  14. Which of the following has the highest electron affinity?

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  15. The electronegativity follows the order

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  16. Which of the following elements represent highly electropositive as we...

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  17. Electronegativity values for element are useful in predicting :

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  18. Which of the follwing order is wrong?

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  19. Gradual addition of electronic shells in the noble gases cause a decre...

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  20. The cause of diagonal relationship is

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