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The correct order of radii is...

The correct order of radii is

A

`N lt Be lt B`

B

`F^(-) lt O^(2-) lt N^(3-)`

C

`N lt Li lt K`

D

` Fe^(3+) lt Fe^(2+) lt Fe^(4+)`

Text Solution

Verified by Experts

The correct Answer is:
B
`F^(-) lt O^(2-) lt N^(3-)`
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Knowledge Check

  • The correct order of radii of C, N, P, S follows the order

    A
    `N lt C lt P lt S`
    B
    `C lt N lt S lt P`
    C
    `C lt N lt P lt S`
    D
    `N lt C lt S lt P`

  • The correct order or radii of three species Ca, Ca ^(+) and Ca ^(2+) is :

    A
    `Ca gt Ca ^(+) gt Ca ^(2+)`
    B
    `Ca ^(2+) gt Ca ^(+) gt Ca`
    C
    `Ca ^(+) gt Ca gt Ca ^(2+)`
    D
    `Ca ^(+) gt Ca ^(2+) gt Ca`

  • The correct order ionic radii of Y^(3) ,La^(3+), En^(3+) and Lu^(3+) is

    A
    `Y^(3+) lt La^(3+) lt Eu^(3+) lt Lu^(3+)`
    B
    `Y^(3+) lt Lu^(3+) lt Eu^(3+) lt La^(3+)`
    C
    `Lu^(3+) lt Eu^(3+) lt La^(3+) lt Y^(3+)`
    D
    `La^(3+) lt Eu^(3+) lt Lu^(3+) lt Y^(3+)`

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