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VSEPR Theory & Molecular Geometry Made Easy with Balloons
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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.
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.
Overlay Image Citations:
#vsepr #chemistryeducation #chemistryteacher
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.
Overlay Image Citations:
#vsepr #chemistryeducation #chemistryteacher
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