CHEM 121

University of British Columbia (UBC )

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College aantekeningen
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27

mei 2025

2024/2025
Struggling to keep up with CHEM 121? This ultimate Semester 1 study guide breaks down everything you need to ace your first university chemistry course – without drowning in textbooks. What’s inside: Atomic Structure to Quantum Mechanics – explained clearly for fast understanding Bonding, Shapes, Polarity & Orbitals – with diagrams & step-by-step examples MO Theory vs. VBT – so you finally know which one to use and when Intermolecular Forces, Periodic Trends, Thermo, Light...
Emily230865
$6.07 Meer Info

College aantekeningen

Class notes CHEM 121: Chapter 11
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6

december 2022

2022/2023
This chapter goes in depth about intermolecular forces (Van der Waals forces). In relates melting points, boiling points, atomic radius and charge to the strength of the forces.
helenalow
$8.99 Meer Info

College aantekeningen

Class notes CHEM 121: Chapter 10
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10

december 2022

2022/2023
This chapter discusses colors and conjugate systems. This includes knowledge of pi bonds, molecular orbitals, atomic orbitals and electromagnetic spetrum
helenalow
$8.99 Meer Info

College aantekeningen

Class notes CHEM 121: Chapter 9
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10

december 2022

2022/2023
This chapter shows how hybrid orbitals look like, energy of hybrid orbitals, how to sketch Valence Bond Diagrams and Orbital Overlap Diagrams
helenalow
$8.99 Meer Info

College aantekeningen

Class notes CHEM 121: Chapter 8
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13

december 2022

2022/2023
This chapter relates back to chapter 2 (lewis structures) and Chapter 7 (electronic configuration). We study how some molecules are able to have double bonds and why some can’t create double bonds.
helenalow
$8.99 Meer Info

College aantekeningen

Class notes CHEM 121: Chapter 7
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10

december 2022

2022/2023
This chapter focuses on multi-electron theory instead of just one. We see how z effective effects where the position of an electron is located and thus the size of the atom.
helenalow
$8.99 Meer Info

College aantekeningen

Class notes CHEM 121 : Chapter 6
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10

december 2022

2022/2023
In relation to the previous chapters, we now look at how electrons move between shells and how energy changes (emission or absorption)
helenalow
$8.99 Meer Info

College aantekeningen

Class notes CHEM 121: Chapter 4
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9

december 2022

2022/2023
Chapter 4 discusses about Quantum theory…Quantum numbers such as principles numbers, spin numbers, angular momentum numbers and etc…
helenalow
$8.99 Meer Info