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Using s, p, d notations, describe the orbital with the following quantum numbers n = 4; l =3.

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प्रश्न

Using s, p, d notations, describe the orbital with the following quantum numbers n = 4; l =3.

एक पंक्ति में उत्तर
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उत्तर

For n = 4 and l = 3

The orbital is 4f.

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अध्याय 2: Structure of Atom - EXERCISES [पृष्ठ ७०]

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एनसीईआरटी Chemistry Part 1 and 2 [English] Class 11
अध्याय 2 Structure of Atom
EXERCISES | Q 2.29 - (d) | पृष्ठ ७०

संबंधित प्रश्न

Choose the correct option.

Principal Quantum number describes -


Give the names of quantum numbers.


Define the term Electronic configuration.


Write orbital notations for the electron in orbitals with the following quantum numbers.

n = 2, l = 1


Write orbital notations for the electron in orbitals with the following quantum numbers.

n = 4, l = 2


Draw shapes of 2p orbitals.


Indicate the number of unpaired electron in:

Cr (Z = 24)


The three electrons have the following set of quantum numbers:

X = 6, 1, −1, `+1/2`

Y = 6, 0, 0, `+1/2`

Z = 5, 1, 0, `+1/2`

Identify the CORRECT statement.


The probability density plots of 1s and 2s orbitals are given in Figure:


The density of dots in a region represents the probability density of finding electrons in the region.

On the basis of above diagram which of the following statements is incorrect?


Orbital angular momentum depends on ______.


The pair of ions having same electronic configuration is ______.


In which of the following pairs, the ions are iso-electronic?

(i) \[\ce{Na^{+}, Mg^{2+}}\]

(ii) \[\ce{Al3^{+}, O-}\]

(iii) \[\ce{Na+ , O2-}\]

(iv) \[\ce{N3-, Cl-}\]


Calculate the total number of angular nodes and radial nodes present in 3p orbital.


The arrangement of orbitals on the basis of energy is based upon their (n + l) value. Lower the value of (n + l), lower is the energy. For orbitals having same values of (n + l), the orbital with lower value of n will have lower energy.

Based upon the above information, solve the questions given below:

Which of the following orbitals has the lowest energy?

4d, 4f, 5s, 5p


Match the following

(i) Photon (a) Value is 4 for N shell
(ii) Electron (b) Probability density
(iii) ψ2 (c) Always positive value
(iv) Principal quantum number n (d) Exhibits both momentum and wavelength

Choose the INCORRECT statement


Which of the following is the correct plot for the probability density ψ2 (r) as a function of distance 'r' of the electron from the nucleus for 2s orbitals?


In assigning R - S configuration, which among the following groups has highest priority?


Which of the following element do not follow Aufbau principle?


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