How is mercury different from every other metal on the periodic table? A. it's liquid at room temperature B. it doesn't conduct electricity C. it has no luster D. it is totally inelastic be my friend please

Two things that biomedical has invented or innovated

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.

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?