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Which of the following statement is inco...

Which of the following statement is incorrect ?

A

Probabilities are found by solving Schrӫdinger wave equation.

B

Energy of the electron in an atom at infinite distance is zero and yet it si maximum.

C

Some spectral line of an element may have the same wave number.

D

The position and momentum of a rolling ball can be measured accurately.

Text Solution

Verified by Experts

The correct Answer is:
C
( c) No two spectral lines of one element have same wave number.
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A2Z-ATOMIC STRUCTURE-Quantum Numbers, Orbitial'S Shape, Electronic Configuration
  1. Which of the following is true ?

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  2. Which of the following is false? a.The energy of an electron in an or...

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  3. Which of the following statement is incorrect ?

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  4. For s-orbitals, since (Psi orbitals wave function) is independent of a...

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  5. With increasing member, the energy difference between adjacent levels ...

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  6. How many electrons can fit into the orbitals that comprise the 3^(rd) ...

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  7. Which of the following statements concerning the four quantum numbers ...

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  8. The possible value of l and m for the last electron in the Cl^(- )ion ...

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  9. dz^2 orbital has :

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  10. The managanese (Z = 25) has the outer configuration.

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  11. If the electronic structure of oxygen atom is written as 1s^2, 2 s^2 ...

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  12. A given orbital is labelled by the magnetic quantum number m = -1. Thi...

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  13. The quantum number of obtained from the Schrӫdinger wave length is.

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  14. The set of quantum number not applicable to an electron

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  15. Maximum numbers of electrons in a subshell is given by-

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  16. Which of the following sets of quantum numbers represents an imposs...

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  17. Which of the following statements about nodal planes is/are not true.

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  18. Which element is represented by the following electronic configuration...

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  19. For the energy level in an atom which one of the following statement i...

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  20. The electronic configurations of Cr^24 and Cu^29 are abnormal -

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