Problem 11E
Molecular Shapes; the VSEPR Model (Sections)
An AB2 molecule is described as linear, and the A—B bond length is known.
(a) Does this information completely describe the geometry of the molecule?
(b) Can you tell how many nonbonding pairs of electrons are around the A atom from this information?
Designing Social Sites-SI 110 Lec 11 ❖ Recap ➢ Design ux ➢ Design collaboration ➢ Design visualization ➢ Design social software ❖ Social media ➢ More than just dominant modes (more than FB, insta, snapchat) ❖ User generated content ➢ Big content ▪ Blog posts ▪ YouTube videos ▪ Open source code ▪ Wikipedia articles ➢ Little content – vital micro actions, add to value ▪ Ratings ▪ Likes ▪ Follows ▪ Comments ❖ Participation ➢ no user generated content without users generating content ➢ intrinsic motivation (actually want to do something) ▪ desire to be seen/heard ▪ desire for connection ▪ pleasure in interaction ➢ extrinsic motivation (not directly tied to activity) ▪ mone
