Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Principal quantum number defines the principal shell in which electron is revolving around the nucleus and Azimuthal quantum number describes the name of subshell and the shape of orbitals. The value sof the principal and Azimuthal quantum number for `23^(rd)` electron present in iron atom are - Sarthaks eConnect

Principal quantum number defines the principal shell in which electron is revolving around the nucleus and Azimuthal quantum number describes the name of subshell and the shape of orbitals. The value sof the principal and Azimuthal quantum number for `23^(rd)` electron present in iron atom are :

Principal quantum number defines the principal shell in which electron is revolving around the nucleus and Azimuthal quantum number describes the name of subshell and the shape of orbitals. The value sof the principal and Azimuthal quantum number for `23^(rd)` electron present in iron atom are :

A.

3 and 2

B.

3 and 1

C.

4 and 1

D.

4 and 0

Solution

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Electronic configuration of Fe is [AR] `4s^2 3d^6` The `23^(rd)` electron will enter in 3d subshell Hence, value of n for 3d = 3 value of l for 3d = 2