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In which pair the first atom or ion is n...

In which pair the first atom or ion is not larger than the second :-

A

N,F

B

`Cl^(-),Cl`

C

`O,S`

D

`Fe^(2+),Fe^(3+)`

Text Solution

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The correct Answer is:
C
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ALLEN-Periodic Table -All Questions
  1. In which one of the following pairs is the radius of the second specie...

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  2. Which of the following species will have the largest and the smallest ...

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  3. In which pair the first atom or ion is not larger than the second :-

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  4. Which one of the following statements is incorrect ?

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  5. Which of the following properties among halogens decreases from fluori...

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  6. The correct values of ionization enthalpies(in KJ "mol"^(-1)) of Si, P...

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  7. From the ground state, electronic configuration of the elements given ...

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  8. An element has successive ionization enthalpies as 940 (first),2080,30...

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  9. The incorrect statement among the following is :-

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  10. Ionisation energy depends upon:

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  11. The first ionisation enthalpy (Delta(i)H^(o-)) values of the third per...

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  12. Which one of the following statements is incorrect in relation to ioni...

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  13. The IP(1),IP(2),IP(3),IP(4) and IP(5) of an element are 7.1, 14.3, 34....

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  14. Which process required maximum energy :-

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  15. To which the following atom, the attachment of electron is most diffic...

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  16. The element having very high ionization enthalpy but zero electron af...

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  17. Which of the following statement is correct regarding following proces...

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  18. Select equation having exothermic step:

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  19. Electron affinity of :

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  20. An atom with high electronegativity generally has :-

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