What type of polar molecule has a positive charge at one end and a negative charge at the other end?

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.

In a copper wire, a temperature increase is the result of which of the following

What are the two largest greenhouse gases