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Amongst the following statements, which ...

Amongst the following statements, which is/are correct?

A

Electronegtaivity of sulphur is greater than that of oxygen

B

Electron affinity of oxygen is smaller than that of sulphur.

C

Electron gain enthalpy of fluorine is most negative

D

Electron gain enthalpy of chlorine is most negative

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The correct Answer is:
B, D
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ALLEN-QUANTUM NUMBER & PERIODIC TABLE-EXERCISE
  1. If Aufbau's principle and Hund's rule were not followed.

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  2. In halogen, which of the following properties increase from iodine to ...

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  3. ln which of the following sets of elements 1^(st) element is more meta...

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  4. Amongst the following statements, which is/are correct?

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  5. Select the correct statements (s)

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  6. Statement-1 : The groundstate configuration of Cr is [Ar] 3d^(5) 4s^(1...

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  7. Assertion: The first ionisation energy of Be is greater than that of B...

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  8. Statement-1 : IE(1) ofN is greater than 0 . Statement-2: N-atom is b...

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  9. Statement-1 : First electron gain enthalpy is alway -ve for an element...

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  10. Statement-1: Ionization potential of Sn is less than Pb. Statement-2...

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  11. Statement-1 : Electron gain enthalpy of Cl is largest in periodic tabl...

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  12. The general electronic configuration of outer most and penultimate she...

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  13. The number of protons present in the divalent cation of the element of...

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  14. Which of the following isoelectronic species has the largest radius?

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  15. If electrons are filled in the sub shells of an atom in the following ...

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  16. Match the characteristics mentioned in Column II with the process in C...

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  17. Match the column :

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  18. Match the column :

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  19. Find total no. of orbitals in nickel which have abs(m)le1 and at least...

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  20. Minimum number of electrons having m(s)=(-1/2) in Cr is ""

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