1st_Semester_Notebook
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The Learning Goal for this assignment is:<br />
The students will be able to describe the arrangement of electrons in atoms and predict what<br />
will happen when electrons in atoms absorb or release energy<br />
www.youtube.com/watch?v=jtYzEzykFdg<br />
www.youtube.com/watch?<br />
annotation_id=annotation_2076&feature=iv&src_vid=jtYzEzykFdg&v=cOlac8ruD_0<br />
www.youtube.com/watch?<br />
annotation_id=annotation_570977&feature=iv&src_vid=cOlac8ruD_0&v=lR2vqHZWb5A<br />
Notes Section<br />
there are 4 diferent types of sublevel<br />
The number of energy levels is how many subleval it has.<br />
1s 2s 3s 4s 5s 6s 7s etc..<br />
There are 4 different sublevels:<br />
S-Sharp-2 Electron<br />
P-Principle-6 Electrons<br />
D-Diffuse-10 Electrons<br />
F-Fundamental-14 Electrons<br />
There are 3 rules of Clectron Configuration<br />
1. Aufbau- NO^e ( n is the energy level , O is the orbital type or sublevel, e is the number electrons in that<br />
orbital shell).<br />
2. Hund rule- when electrons occupy orbitals of equal energy, one electron enters each orbital until all orbitals<br />
cotain one electron with the same spin.<br />
3. Puali exclusion principle- An orbital contains a maximum of 2 elelctrons and paired electrons will have<br />
opposite spin.<br />
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