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The electrons identified by the followin...

The electrons identified by the following quantum numbers `n` and `l: (i) n = 4, l = 1, (ii) n = 4, l = 0, (iii) n = 3, l = 2`, and (iv) `n = 3, l = 1` can be placed in the order of increasing enegry from the lowest to the highest as

A

(i)`lt(iii)lt(ii)lt(iv)`

B

`(ii)lt(iv)lt(i)lt(iii)`

C

`(iv)lt(ii)lt(iii)lt(i)`

D

`(iii)lt(i)lt(iv)lt(ii)`

Text Solution

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The correct Answer is:
C
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The electronic, identified by quantum numbers n and l, (i) n = 4, l = 1 , (ii) n = 4, l = 0 , (iii) n = 3,l = 2 , (iv) n = 3, l = 1 can be placed in order of increasing energy, from the lowest to highest, as

The electrons, identified by quantum number n and l i. n = 4 ii. n = 4, l= 0 iii. n = 3 , l= 2 iv. n= 3 , l = 1 Can be palced in the order of increasing energy from the lowest to highest,its

ALLEN-QUANTUM NUMBER & PERIODIC TABLE-J-MAIN EXERCISE
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  2. Which of the following paramagnetic ions would exhibit a magnetic mome...

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  3. The electrons identified by the following quantum numbers n and l: (i)...

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  4. In which of the following arrangements, the sequence is not strictly a...

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  5. For how many orbitals are the quantum numbers n = 3, l = 2, m = +2 pos...

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  6. The numbers of protons, electrons and neutrons in a molecule of heavy ...

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  7. Given (a) n=5,m(i)=+1 (b) n=2,l=1,m(i)=-1,m(s)=-1//2 The maximum...

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  8. Which of the following represent the correct order of increasing first...

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  9. The first ionisation potential of Na is 5.1 eV. The value of electron ...

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  10. The negative value of electron gain enthalpy is less for fluorine than...

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  11. Given Based on data provided, the value of electron gain enthalpy...

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  12. The order of increasing sizes of atomic radii among the elements O, S,...

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  13. The correct order of second ionisation potential of C, N, O and F is:

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  14. Correct set of four quantum numbers for the valence (outermost) electr...

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  15. Which of the following series correctly represents relations between t...

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  16. The ionic radii of N^(3-), O^(2-) and F^(-) are respectively given by:

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  17. In the long form of the periodic table the valence shell electronic co...

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  18. Which element has the highest first ionization energy?

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  19. The non-metal that does not exhibit posittve oxidation state is:

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  20. The electronic configuration with the highest ionization enthalpy 'A' ...

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