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Please don\'t copy and paste and please answer both question and explain how you

ID: 1002075 • Letter: P

Question

Please don't copy and paste and please answer both question and explain how you got your answer just so I can learn from it as well. 1. Write the ground state electron configuration (using box or spdf or noble gas notation)and prove you are correct. Also, determine the four quantum numbers for the last electron added and identify the magnetism for each of the following elements. A. K B. P C. Fe 2. Using the Heisenberg Uncertainty Principle(HUP), Quantum Mechanics(QM), and Electromagnetic(EM)radiation, explain the type of EM radiation is needed to observe a car versus an atom?

Explanation / Answer

A) K

electronic configuration - [Ar] 4s1 (or) 1s22s22p63s23p64s1

n = 4, l = 0, m = 0 , s = +1/2 or -1/2

B) P

electronic configuration - [Ne] 3s2 3p3 (or) 1s22s22p63s23p3

n = 3, l = 1, m = -1 or 0 or +1 , s = +1/2 or -1/2

C) Fe

electronic configuration - [Ar] 3d6 4s2 (or) 1s2 2s2 2p6 3s2 3p6 3d6 4s2

n = 4, l = 0, m = 0 , s = +1/2 or -1/2