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Q.

Which of the following statements is INCORRECT?

A. The principal quantum number for the valency shell electron of the ground state Sc atom is 3

B. Total number of radial nodes for the valency shell electron of the ground state Sc atom is 4

C. Azimuthal quantum number for the penultimate shell electron of the ground state Sc atom is 3

D. Total number of electrons present in ground state Sc atom with l = 0 and ms = +12 Is equal to 4

E. The total number of electrons present in the ground state Sc atom with n = 2 is equal to 8

Choose the correct answer from the options given below:

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a

C and D  only

b

E only

c

A, B, and C

d

D and E only

answer is A.

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Detailed Solution

The principal quantum number for the valency shell electron of the ground state Sc atom is 4

The total number of radial nodes for the valency shell electron of the ground state Sc atom is 3

The Azimuthal quantum number for the penultimate shell electron of the ground state Sc atom is 0,1,2

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Which of the following statements is INCORRECT?A. The principal quantum number for the valency shell electron of the ground state Sc atom is 3B. Total number of radial nodes for the valency shell electron of the ground state Sc atom is 4C. Azimuthal quantum number for the penultimate shell electron of the ground state Sc atom is 3D. Total number of electrons present in ground state Sc atom with l = 0 and ms = +12 Is equal to 4E. The total number of electrons present in the ground state Sc atom with n = 2 is equal to 8Choose the correct answer from the options given below: