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Which is the correct order of atomic rad...

Which is the correct order of atomic radii?

A

`Mg lt Al lt Na lt K`

B

`Al lt Mg lt Na lt K`

C

`K lt Na lt Mg lt Al`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
In a period , as we move from left to right atomic size decreases.
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A2Z-CLASSIFICATION OF ELEMENTS AND PERIODICITY OF PROPERTIES-Atomic Radius, Screening Effect And Penetration Effect
  1. which of the following ions has the smallest radius?

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  2. The correct order of radii is

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  3. Which is the correct order of atomic radii?

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  4. Which of ions are isoelectronic?

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  5. The order of magnitude of ionic radii of ions Na^(+),Mh^(2+),Al^(3+) a...

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  6. which of the following has largest radius ?

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  7. Which of the following does not represents the correct order of the pr...

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  8. Which of the following statement concerning lanthanides elements is fa...

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  9. Which of the following ions has the smallest size?

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  10. The correct order of increasing radii of the elementsSi,Al,Na and P is

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  11. which one of the following species possesses maximum size?

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  12. which of the following ions is the smallest in size?

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  13. The size of the following species increases in the order

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  14. Which of the following is correct order of atomic radii?

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  15. The ratio between radii of He^(+) ion and H atom is

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  16. Which of the following is the largest ion?

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  17. Which one is the correct order of the size of the iodine species?

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  18. The size of the following species increases in the order

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  19. Which of the following has the smallest size?

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  20. The trivalent ion having size in lanthanide series is

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