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Assertion (A): F^(-1) ion is larger in s...

Assertion (A): `F^(-1)` ion is larger in size compared of F
Assertion (R): Electron repulsion increases because of addition of electron which results in decrease effective nuclear charge

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

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NARAYNA-PERIODIC TABLE -All Questions
  1. Assertion (A): The size decreases as Pb gt Pb^(+2) gt Pb^(+4) Assert...

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  2. Assertion (A): Ionisation potential across a period is Li lt B lt Be l...

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  3. Assertion (A): F^(-1) ion is larger in size compared of F Assertion ...

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  4. Assertion (A): Ionisation potential of K is numerically the same as el...

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  5. Assertion: Generally, ionisation enthalpy than beryllium. Reason: Wh...

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  6. Assertion: Boron has a smaller first ionisation enthalpy than berylliu...

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  7. Assertion: Electron gain enthalpy always becomes less negative as we g...

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  9. Match the following The correct match is

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  10. Match the following columns

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  11. Match the following Match correc match is

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  12. Match the following in view of diagonal relation The correct matc...

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  13. Match the atomic numbers given in column I with the block in which the...

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  14. Match the atomic numbers of the elements given in column I with the pe...

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  15. Match the list-I and List-II and select the correct answer using the c...

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  16. Ionization energies of five elements of same period in kcal/mol are gi...

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  17. Ionization energies of five elements of same period in kcal/mol are gi...

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  18. Ionization energies of five elements of same period in kcal/mol are gi...

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  19. Ionization energies of five elements of same period in kcal/mol are gi...

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  20. If Q reacts with fluorine and oxygen, the molecular formula of fluorid...

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