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Which of the following statements on qua...

Which of the following statements on quantum numbers is not correct?

A

Quantum numbers, n,l,m and s` are needed to describe an electron in an atom completely

B

Quantum numbers n,l,m and s are obtained by solving the Schrodinger wave equation.

C

A subshell in an atom can be designated with two quantum numbers n and l

D

The maximum value of l is equal to n -1 and that of m is `underline(+l)`

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The correct Answer is:
B
n,l,m represent size, shape dixection of orbital
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NARAYNA-ATOMIC STRUCTURE-All Questions
  1. The total number of m values for n = 4 is

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  2. Choose the incorrect statements:

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  3. Which of the following statements on quantum numbers is not correct?

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  4. Which of the following sets of quantum numbers represents the highest ...

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  5. The electrons identified by quantum numbers n and l :- (a) n=4, l=1 ...

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  6. The angular wave function depends upon quantum numbers.

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  7. The minimum angular momentum of an electron with the magnetic quantum ...

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  8. The electrons occupying the same orbital have the same values for all ...

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  9. In order to designate and orbital in an atom the no of quantum no. req...

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  10. the maximum number of electrons that can be accommodarted in all t...

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  11. During ionisation of copper atom, the quantum numbers of electron remo...

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  12. The rule that explains the reason for chromium to have [Ar]3d^(5)4s^(1...

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  13. The orbital diagram in which the Aufbau principle is violated is

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  14. The electronic configuration of gadolinium (Atomic number 64) is

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  15. How many 'd' electrons are present in Cr^(2+) ion?

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  16. The ion that is most stable

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  17. Which have the same number of s-electrons as the d-electrons in Fe^(2...

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  18. Which of the following statements are incorrect (I) There are five u...

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  19. The e/m ratio of cathode rays is x unit, when hydrogen is filled in th...

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  20. a-particles are projected towards the following metals, with the same ...

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