Uploaded December 2021 | Updated September 2026, 1 week ago
Learn about VSEPR Theory (Valence-Shell Electron-Pair Repulsion) and molecular geometries by tying balloons together. Yes, I cover ALL of them.🎈 This can be adapted for use as a classroom or lab activity.
🍵Buy the Professor a tea to keep the videos coming: patreon.com/c/ChemistryinaNutshell
🧪 For the chemist who prefers eyebrows: Grab the complete collection of 11 hand-drawn lab safety posters: payhip.com/b/SNQL0
🔬As an Amazon Affiliate, I earn from qualifying purchases at no extra cost to you. Start your shopping here: amazon.com/shop/chemnut?ccs_id=11f20bce-5f74-427b-85fb-bdf66849405a
Time Stamps:
0:00 Introduction
Linear Geometry - 2 charge clouds
1:44 Linear Geometry, AB2 (CO2 and HCN)
Trigonal Planar Family - 3 charge clouds
3:20 Trigonal Planar, AB3 (CH2O)
4:25 Bent, AB2E (SO2)
Tetrahedral Family - 4 charge clouds
5:27 Tetrahedral, AB4 (CH4)
6:39 Trigonal Pyramidal, AB3E (NH3)
7:38 Bent, AB2E2 (H2O)
Trigonal Bipyramidal Family - 5 charge clouds
8:47 Trigonal Bipyramidal, AB5 (PCl5)
11:21 Seesaw, AB4E (SF4)
12:28 T-shaped, AB3E2 (ClF3)
13:54 Linear, AB2E3 (I3-)
Octahedral Family - 6 charge clouds
15:25 Octahedral, AB6 (SF6)
17:17 Square Pyramidal, AB5E (BrF5)
18:06 Square Planar, AB4E2 (XeF4)
19:17 T-shaped, AB3E3
19:59 Linear, AB2E4
20:36 Bond angles are estimates.
Chemistry Citations:
Flowers, Theopold, Langley, and Robinson. Chemistry. 2th ed. OpenStax, 2019.
Available as a free PDF document: d3bxy9euw4e147.cloudfront.net/oscmsprodcms
media/documents/Chemistry2e-OP_TkF9Jl3.pdf
Overlay Image Citations:
12:09 "Two young girls in long skirts play on a seesaw" by simpleinsomnia is licensed with CC BY 2.0. To view a copy of this license, visit creativecommons.org/licenses/by/2.0
17:40 "Great Pyramid of Giza also known as Pyramid of Cheops or Khufu" by holgersbilderwelt.de is licensed with CC BY-ND 2.0. To view a copy of this license, visit creativecommons.org/licenses/by-nd/2.0
#vsepr #chemistryeducation #chemistryteacher
Learn about VSEPR Theory (Valence-Shell Electron-Pair Repulsion) and molecular geometries by tying balloons together. Yes, I cover ALL of them.🎈 This can be adapted for use as a classroom or lab activity.
🍵Buy the Professor a tea to keep the videos coming: patreon.com/c/ChemistryinaNutshell
🧪 For the chemist who prefers eyebrows: Grab the complete collection of 11 hand-drawn lab safety posters: payhip.com/b/SNQL0
🔬As an Amazon Affiliate, I earn from qualifying purchases at no extra cost to you. Start your shopping here: amazon.com/shop/chemnut?ccs_id=11f20bce-5f74-427b-85fb-bdf66849405a
Time Stamps:
0:00 Introduction
Linear Geometry - 2 charge clouds
1:44 Linear Geometry, AB2 (CO2 and HCN)
Trigonal Planar Family - 3 charge clouds
3:20 Trigonal Planar, AB3 (CH2O)
4:25 Bent, AB2E (SO2)
Tetrahedral Family - 4 charge clouds
5:27 Tetrahedral, AB4 (CH4)
6:39 Trigonal Pyramidal, AB3E (NH3)
7:38 Bent, AB2E2 (H2O)
Trigonal Bipyramidal Family - 5 charge clouds
8:47 Trigonal Bipyramidal, AB5 (PCl5)
11:21 Seesaw, AB4E (SF4)
12:28 T-shaped, AB3E2 (ClF3)
13:54 Linear, AB2E3 (I3-)
Octahedral Family - 6 charge clouds
15:25 Octahedral, AB6 (SF6)
17:17 Square Pyramidal, AB5E (BrF5)
18:06 Square Planar, AB4E2 (XeF4)
19:17 T-shaped, AB3E3
19:59 Linear, AB2E4
20:36 Bond angles are estimates.
Chemistry Citations:
Flowers, Theopold, Langley, and Robinson. Chemistry. 2th ed. OpenStax, 2019.
Available as a free PDF document: d3bxy9euw4e147.cloudfront.net/oscmsprodcms
media/documents/Chemistry2e-OP_TkF9Jl3.pdf
Overlay Image Citations:
12:09 "Two young girls in long skirts play on a seesaw" by simpleinsomnia is licensed with CC BY 2.0. To view a copy of this license, visit creativecommons.org/licenses/by/2.0
17:40 "Great Pyramid of Giza also known as Pyramid of Cheops or Khufu" by holgersbilderwelt.de is licensed with CC BY-ND 2.0. To view a copy of this license, visit creativecommons.org/licenses/by-nd/2.0
#vsepr #chemistryeducation #chemistryteacher
