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An element 'X' present in its ground sta...

An element 'X' present in its ground state, the value of principal annd azimuthal quantum number for last electron of element 'X' is n=3 and l=1 and spin multiplicity for given element is 4. then according to given information correct statement(s) regarding givenn element 'X' is/are:

A

Element 'X' is 3rd acid period and 15th group element

B

In valence shell of element 'X' electron density is symmetrically distributed

C

Element 'X' has full filled valence shell.

D

none of these

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The correct Answer is:
A, B
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The values of four quantum number of valence electron of an element are n = 4, l = 0, m = 0 and s=+(1)/(2) . The element is:

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  3. An element 'X' present in its ground state, the value of principal ann...

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  4. Which of the following pairs have approximately the same atomic radii?

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  5. The correct order of radiii is/are:

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  7. Ionization energy of an element is:

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  8. Consider the following ionization steps : M(g) rarr M^(+)(g) +e^(-),...

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  9. Select the correct order of periodic properties of species :

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  10. Select the incorrect statement(s)/order (s):

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  11. Consider the following values of I.E.(eV) for elements W and X: {:("...

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  12. The sum of IE(1) and IE(2), IE(3) and IE(4) for element P and Q are g...

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  13. Consider vlaue of all four quantum number of last electrons and magnet...

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  14. Consider the successive ionisation energy for an element 'A' . IE(1) ,...

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  15. According to Slater's rule , correct order of Z("eff") on valence shel...

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  16. Which of the following order is/are correct?

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  17. Correct order of electron affinity is/are:

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  18. Which of the following statement(s) is/are correct?

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  19. Electron affinity of the elements or ions shown correctly?

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  20. Which of the following statement regarding halogens is/are correct?

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