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Which of the sequences given below shows...

Which of the sequences given below shows the correct increasing order of energy?

A

3s, 3p, 4s, 4p, 3d, 5s, 5p, 4d

B

3s, 3p, 3d, 4s, 4p, 4d, 5s, 5p

C

3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p

D

3s, 3p, 4s, 4p, 5s, 3d, 4d, 5p

Text Solution

Verified by Experts

The correct Answer is:
C
3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p is the correct order of orbitals with increasing energy.
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NCERT FINGERTIPS-STRUCTURE OF ATOM -Quantum Mechanical Model Of Atom
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  2. The electrons identified by the following quantum numbers n and l: (i)...

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  3. A new electron enters the orbital when:

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  4. How many orbitals in total are associated with 4^(th) energy level?

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  5. Effective nuclear charge (Z(eff)) for a nucleus of an atom is defined ...

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

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  7. Which of the sequences given below shows the correct increasing order ...

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  8. Which of the following configurations does not follow Hund's rule of m...

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  9. Read the following statements and mark the incorrect statement.

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  10. What is the electronic configuration of O^(2-) ion?

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  11. Which atom (X) is indicated by the following configuration? Xto[Ne]3...

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  12. Which of the following configurations represents the most electronegat...

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  13. Which one of the following configurations represents a noble gas?

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  14. An element has 13 electrons in its M shell and 1 electron in N shell i...

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  15. Match the column I with column II and mark the appropriate choice.

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  16. Which of the following quantum numbers are correct for the outermost e...

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  17. The configuration of the valence orbital of an element with atomic num...

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  18. Three elements 'X', 'Y' and 'Z' have atomic numbers 18, 19 and 20 resp...

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  19. What is the atomic number of the element which has 3d^(6) as its outer...

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  20. Study the orbital diagrams of two atoms 'X and Y'. Which subshell will...

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