3-D Shapes of Molecules

3-D Shapes of Molecules - 4.8 Shapes of Molecules...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
Timberlake LecturePLUS 1 4.8 Shapes of Molecules Determined by number of valence electrons of the central atom 3-D shape a result of bonded pairs and lone pairs of electrons Use VSEPR theory (valence-shell-electron-pair repulsion
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Timberlake LecturePLUS 2 Using the VSEPR Model 1. Draw the electron-dot structure 2. Identify the central atom 3. Count the total number of electron pairs around central atom 4. Predict the electron shape 5. Predict the shape of the molecule using the bonding atoms
Background image of page 2
Timberlake LecturePLUS 3 Shapes of Molecules Number of electron pairs 2 (= negative charge clouds) Number of bonded atoms 2 Angle 180° Name of shape linear
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Timberlake LecturePLUS 4 BeCl 2 Be 2 valence electrons .. .. : Cl : Be : Cl : .. .. .. .. : Cl Be Cl : linear, 180° .. ..
Background image of page 4
Timberlake LecturePLUS 5 More Electron Pairs Electron Angle Bonded Name of Pairs Atoms Shape 3 120° 3 trigonal planar 3 120° 2 angular
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Timberlake LecturePLUS 6 Electron Shape with 3 Pairs
Background image of page 6
Timberlake LecturePLUS 7 BF 3 B has 3 valence electrons 120° F trigonal planar B F F
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 14

3-D Shapes of Molecules - 4.8 Shapes of Molecules...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online