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NEET CHEMISTRYStructure of AtomEasy

Question

Match List-I with List-II:

List-I (Quantum Number) (A) mlm_l (B) msm_s (C) ll (D) nn

List-II (Information provided) (I) Shape of the orbital (II) Size of the orbital (III) Orientation of the orbital (IV) Orientation of spin of the electron

Choose the correct answer from the options given below:

A

A-III, B-IV, C-I, D-II

B

A-III, B-IV, C-II, D-I

C

A-II, B-I, C-IV, D-III

D

A-I, B-III, C-II, D-IV

Step-by-Step Solution

According to the NCERT text on Quantum Numbers:

  1. Principal quantum number (nn): Determines the size and to a large extent the energy of the orbital . (Matches II)
  2. Azimuthal quantum number (ll): Also known as orbital angular momentum, it defines the three-dimensional shape of the orbital . (Matches I)
  3. Magnetic orbital quantum number (mlm_l): Gives information about the spatial orientation of the orbital with respect to a standard set of coordinate axes . (Matches III)
  4. Electron spin quantum number (msm_s): Refers to the orientation of the spin of the electron . (Matches IV)

Therefore, the correct matching is A-III, B-IV, C-I, D-II.

Exam Context & Concepts Covered

This question aligns with the NEET CHEMISTRY syllabus, specifically targeting concepts from Structure of Atom. Mastering this topic is crucial for scoring well in the upcoming medical entrance examinations. Solving conceptually related problems will help you understand the nuances of these concepts and improve your problem-solving speed.

CHEMISTRYStructure of Atomlistiiquantumnumberlistiiinformation

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