Topics 2.5 - 2.6

Описание: Link to the AP Chemistry Course and Exam Description (CED): https://bit.ly/4eXJICn

Link to my AP Chemistry packet on Topics 2.5 - 2.6: https://bit.ly/3h3JWyh

0:00 Intro
0:40 Topic 2.5 Lewis Diagrams
1:23 Lewis symbols for elements in Period 2
1:52 Explanation of Lewis diagrams
3:54 Procedure for drawing a Lewis diagram
6:58 Question 1 (CH₄, NH₃, H₂O, and HF)
9:20 Question 1 (CF₄, NF₃, OF₂, and F₂)
12:31 Question 1 (CH₂F₂, H₂O₂, C₂H₅F, and C₂H₅OH)
16:29 Question 1 Polyatomic Ions
22:15 Comment about using only single bonds to the possibility of having a multiple bond
23:02 Question 2 (O₂, N₂, CO, and CO₂)
27:42 Question 2 (HCN, CH₂O, C₂H₄, and C₂H₂)
33:09 Question 2 (C₃H₆)
35:15 Question 2 (O₃, SO₂, and SO₃)
39:22 Question 2 Polyatomic Ions
43:57 Topic 2.6 Resonance and Formal Charge
48:19 Question 3
51:06 Question 4
54:10 Question 5
56:13 Introduction to Formal Charge
58:08 Question 6
1:02:18 Question 7
1:05:17 Question 8
1:08:25 Question 9
1:09:42 Question 10
1:12:07 Question 11 (The central atom has less than an octet)
1:14:39 Hypervalent molecules and polyatomic ions in which the central atom has more than an octet
1:16:49 Question 12 (Calculating the total number of valence electrons)
1:18:29 Question 12 (SF₄, ClF₃, and XeF₂)
1:23:17 Question 12 (BrF₅, XeF₄, Br₃⁻)