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The set representing the correct order o...

The set representing the correct order of ionic radius is

A

`Li^(+) gt Be^(2+) gt Na^(+) gt Mg^(2+)`

B

`Na^(+) gt Mg^(2+) gt Li^(+) gt Be^(2+)`

C

`Li^(2+) gt Na^(+) gt Mg^(2+) gt Be^(2+)`

D

`Mg^(2+) gt Be^(2+) gt Li^(+) gt Na^(+)`

Text Solution

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The correct Answer is:
B
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NARAYNA-PERIODIC TABLE -All Questions
  1. Which of the following represent the correct order of increasing first...

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  2. The correct sequence which shown decreasing order of the ionic radii o...

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  3. The set representing the correct order of ionic radius is

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  4. The charge/size ratio of a cation determines its polarising power. Whi...

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  5. Assertion (A): According to Mendeleeff, periodic properties of element...

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  6. Assertion (A): The transition metal ions are generally paramagnetic in...

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  7. Assertion (A): Be and Al have similar properties Assertion (R): Cati...

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  8. Assertion (A): Li forms covalent compounds Assertion (R): Li^(+) ion...

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  9. Assertion (A): The nagtive ion is always larger than its atom Assert...

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  10. Assertion (A): The second ionisation energy of 'O' is greater than tha...

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  11. Assertion: Shielding effect increases as we go down the group. Reaso...

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  12. Assertion (A): Electron affinity of Flourine is less than that of chlo...

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  13. Assertion (A): The second electron affinity of oxygen is endothermic. ...

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  14. Assertion (A): The size decreases in the order O^(2-) gt Mg^(2+) gt Al...

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  15. Assertion (A): Each d-block series contains ten elements Assertion (...

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  16. Assertion (A): The first ionisation energy of B is less than that of B...

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  17. Assertion (A): The ionic size of Mg^(2+) is larger than Al^(3+) Asse...

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  18. Assertion (A): The second electron affinity of oxygen is exothermic. ...

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  19. Assertion (A): Al(2)O(3) dissolves in both NaOH and HCl Assertion (R...

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  20. Assertion (A): Cu^(+2) paramagnatic ltbr. Assertion (R): All the orbit...

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