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The order of decreasing atomic radii for...

The order of decreasing atomic radii for `Be, Na` & `Mg` is

A

`Na gt Mg gt Be`

B

`Mg gt Na gt Be`

C

`Be gt Na gt Mg`

D

`Be gt Mg gt Na`

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The correct Answer is:
A
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NARAYNA-PERIODIC TABLE -All Questions
  1. The radii of F,F^(-),O and O^(-2) are in the order of

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  2. Of the folowing, the one with largest size is

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  3. The order of decreasing atomic radii for Be, Na & Mg is

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  4. Which of the following has the highest ionic radius?

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  5. The value of 1 eV/ atom is

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  6. For any atom, the order of ionization potential value is

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  7. The high ionistion potential of magnesium compared with aluminium, is ...

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  8. The correct order of ionization values of Be, B, Li, C atom is

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  9. The ionisation energy is lowest for

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  10. The element with highest ionisation potential is

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  11. Which one of the following is correct order of second ionisation poten...

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  12. The I(1) value of potassium is less than the I(1) value of sodium. Thi...

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  13. The ionization potential of elements in any group decreases from top t...

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  14. The first ionization energy of lithium will be

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  15. Which has maximum first ionization potential?

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  16. Which has the highest second ionization potential?

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  17. Which has least ionization potential?

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  18. The first ionization energy value of an element area 191, 578,872 and ...

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  19. The peaks in ionisation potential curves are occupied by

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  20. Ionisation potential of Boron is less than that of Beryllium. This is ...

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