Who Is Credited With Creating The First Periodic Table?

Who Is Credited With Creating The First Periodic Table? In 1869, Russian chemist Dmitri Mendeleev created the framework that became the modern periodic table, leaving gaps for elements that were yet to be discovered. While arranging the elements according to their atomic weight, if he found that they did not fit into the group he

What Is The Most Important Question In Chemistry?

What Is The Most Important Question In Chemistry? The most important question in chemistry is “Where are the electrons?” electronegative atoms (e.g. F, Cl, O, N) of a molecule. The electronegative atoms pull electron density away from the less electronegative atoms (e.g. C, H) to which they are bonded. What are some common chemistry questions?

What Classes Are Required For Chemistry Major?

What Classes Are Required For Chemistry Major? What classes are required for chemistry major? General Chemistry. Organic Chemistry. Inorganic Chemistry. Biochemistry. Analytical Chemistry. Physical Chemistry. Physics. Biology. Is chemistry a hard major? As a chemistry major, one of the most difficult things you have to deal with isn’t calculus or physical chemistry; it’s the reaction