Jons Jacob Berzelius portrait, flat vector illustration

jons jacob berzelius, swedish chemist, chemical symbols, atomic weights, modern chemistry, chemical notation, stoichiometry, electrochemistry, laboratory analysis, scientific research, nineteenth century science, mineral chemistry, organic compounds, inorganic compounds, chemical elements, discovery of elements, selenium element, silicon element, cerium element, thorium element, chemical formulas, analytical methods, precision measurement, scientific methodology, european science, academic chemistry, chemical classification, reaction theory, chemical bonding, scientific discovery, research laboratory, chemistry pioneer, experimental science, chemical properties, physical chemistry, science history, chemistry education, industrial chemistry, early chemistry, scientific legacy