Although Leonardo Da Vinci was well-known for being an artist, how has he contributed to the fields of motion and medicine? Thx if you help :D

Using the periodic table, complete the table to describe each atom. type in your answers. a ? b? c? d? e? f?

For the following dehydrohalogenation (e2) reaction, draw the zaitsev product(s) resulting from elimination involving c3–c4 (i. e., the carbon atoms depicted with stereobonds). show the product stereochemistry clearly. if there is more than one organic product, both products may be drawn in the same box. ignore elimination involving c3 or c4 and any carbon atom other than c4 or c3.

Identify a specific example for each type of technology