Wittig died in 1987 at the age of 90. He had many years to devote to learning about and researching the chemical elements. Did you know that our current periodic table is made up of 117 chemical elements? That's a lot! The periodic table helps us organize and relate each element to one another.
While you're thinking of all the great contributions Georg Wittig made to the field of chemistry, watch and listen as Professor Dean Harman explains the basic makeup of the periodic table.