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Half-filled and fully-filled orbital orb...

Half-filled and fully-filled orbital orbitals are more stable

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STATEMENT-1: Half-filled and fully-filled degenerate orbitals are more stable. STATEMEHNT-2: Extra stabillity is due to the symmetrical distribution of electrons and exchange energy.

We know that fully filled and half filled orbitals are more stable. Can you write the electronic configuration of Cr(Z=24)?

Cu_((aq.))^+ has less stable nature than Cu_((aq.))^(2+) but Fe_((aq.))^(3+) is more stable than Fe_((aq.))^(2+) . Half-filled and completely filled, sub-shell are more stable.

The most stable orbitals are

Statement-1: Hybridisation is the mixing of atomic orbitals. Statement-2: In hybrididsation all types of atmoci orbitals half-filled,full-filled and vacant orbitals are participate.

Statement-1 : The third ionisation enthalpy of La, Gd and Lu are abnormally low. Statement-2 : Empty, half-filled and completelt filled orbitals of f-level are extra stable.

Assertion (A)Cr and Cu are extra stable in the 3d-series. Reason ( R) Half and completely filled set of orbitals are relatively more stable.

Rules OF Filling OF Electrons || Aufbau's Principle || (n+l) rule || Hund's Rule OF Maximum Multiplicity || Pauli's Exclusion Principle || Reason OF Stability OF Half filled and Fully filled Orbitals || Electronic Configuration OF First 30 elements

CENGAGE CHEMISTRY-ATOMIC STRUCTURE-Exercises True And False
  1. The azimuthal quantum, number (l) determines the energy level of the s...

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  2. e//m ratio of proton is greater than that of electron

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  3. p(x) orbital , is symetrical about x -axis

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  4. In an orbital, maximum two electron can be accomodated

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  5. psi^ (2) determine the probability of finding the electron in particul...

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  6. All Emr travel with speed of light

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  7. The s orbital is spectrical in shape

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  8. For ant two electrons in an atom, the set of all four quantum numkber...

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  9. Half-filled and fully-filled orbital orbitals are more stable

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  10. The orbital angular momentum of a p electron is equal to sqrt(2) (h)/(...

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  11. The position and velocity of an can be determined precisely

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  12. The magnetic quantum number gives the orientation of electron clouds ...

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  13. The electron distribution is sheprically symmerical for l = 2

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  14. For hydrogen atom , the energies of the sub-shells 4s ,4p, 4d and 4f a...

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  15. 3s orbital has three nodes

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  16. 4s orbitals has less energy than 3d orbital

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  17. The order of sheiding effect for different orbital is s gt p gt d gt ...

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  18. The 3g orbital is not possible

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  19. A single photon excites only a single electron

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  20. An electron can absorb more than one photon simultaneously .

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