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How many orbitals in total are associate...

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

A

4

B

9

C

16

D

7

Text Solution

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The correct Answer is:
C
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How many subshells and electrons are associated with n = 4?

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The electron are distributed around the nucleus in various energy levels shells, subshells and orbitals. A set of quantum numbers completely describe the position and total energy of electron in an atom. The various permitted values of quantum numbers are : principal, n = 1,2,3,4...... azimuthal , l = 0,1,2,....(n -1) magnetic, m_l = -l .....0 .....+ l spin, m_s = +1//2 and -1//2 . How many orbital (of all kind) are possible for n = 3 energy level?

Total number of radius in the 5th energy level is

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Knowledge Check

  • How many sub-shells are associated with n=4?

    A
    1
    B
    2
    C
    3
    D
    4

  • Total number of radius in the 5th energy level is

    A
    5
    B
    10
    C
    18
    D
    25

  • How many number of atomic orbitals associated with M-shell?

    A
    9
    B
    12
    C
    16
    D
    25
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