Periodic Table Day – 2024

February 7th is an important day in chemistry and science – it marks the publication of the first attempt at organizing the known elements. Two weeks ago our young scientists celebrated the day in science classes with activities related to the periodic table of elements. It was a fabulous day of learning.

On that February day in 1864, British chemist John Newlands published the first periodic table with elements organized by their increasing masses, five years later Russian chemist Dimitri Mendeleev created the framework which became the periodic table of elements which is familiar to many of us.

I remember high school and college chemistry and I wish I knew then what I know now about the periodic table of elements. Continue reading “Periodic Table Day – 2024”