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Na^+ ,Mg^2+ ,Al^3+ ,Si^4+ are isoelect...

`Na^+ ,Mg^2+ ,Al^3+ ,Si^4+` are isoelectronic. Their ionic size following the ordre……….

A

`Na+ltMg^2+ltAl^3+ltSi^4+`

B

`Na^impliesMg^2ltAl^3+ltSi^4+`

C

`Na^+ltMg^2+gtAl^3+gtSi^4+`

D

`Na^+gtMg^2+gtAl^3+gtSi^4+`

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BEYOND PUBLICATION-CLASSIFICATION OF ELEMENTS THE PERIODIC TABLE-EXERCISE
  1. In inner transition elements, the differentiating electron enters into...

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  2. The maximum atomic radius exists for

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  3. Na^+ ,Mg^2+ ,Al^3+ ,Si^4+ are isoelectronic. Their ionic size follow...

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  4. The starting element in any period the periodic table is……..

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  5. The ending element in any period in the periodic table is…………

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  6. The general electronic configuration of elements of p-block is represe...

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  7. In a table of elements, each element has similar properties with eight...

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  8. Which period starts with M main shell? Name the sub-shells in it? How ...

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  9. Which is easy to remove electron between the element having electronic...

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  10. For a element, the value of electron gain enthalpy is positive. Which ...

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  11. Element with electronic configuration 1s^2 2s^2 2p^6 3s^2 3p^6 3d^10 4...

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  12. The element with atomic number 7 is found in

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  13. Moseley calculated the number of positive charges in the atoms by anal...

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  14. Elements with electronic configuration ns^1 and ns^2 are called

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  15. Atomic weight =

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  16. No. of groups in modern periodic table................

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  17. According to Mulliken, electronegativity =

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  18. Elements from ^(58)Ce to ^(71)Lu are called

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  19. Correct order of size

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  20. Electron affinity of Fluorine is less than that of Chlorine because

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