1- write the set of four quantum numbers that could represent the last electron
ID: 840116 • Letter: 1
Question
1- write the set of four quantum numbers that could represent the last electron added ( using the Aufbau principle) to the Cl atom.
2- write the set of four quantum numbers that could represent the last electron added ( using the Aufbau principle) to the Ne atom.
3-Write the electron configuration for O in the space below.
4-Write the complete electron configuration the element argon 18 in the space below.
5-Write the number of core electrons fo Se in the space below.
6-When filling degenerate orbitals, electrons fill them singly first, with parallel spins is known as what principle.
7-Write the orbital diagram that represents the ground state of N below.
8-Write the orbital diagram that represents the ground state of Zn
9-Write the ground state electron configuration for Mg^2
10- Write the reaction below that represents the electron affinity of Li in the space provided.
Explanation / Answer
The atomic number of chlorine is 17. Its electronic configuration is 1s2 2s22p63s23p5. From the electronic configuration we can see that is has an unpaired electron in a 3p sub-shell. So, the quantum numbers would be n = 3; l = 1; m = + 1; s = +/-
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