What is an element and how is it named?

What is an element and how is it named?

July 15, 2022 Leonardo 0

In 1869, the Russian chemist Dmitri Ivanovich Mendeleev created the periodic table. This is one of the most important contributions to date in the field of chemistry. The Mendeleev Periodic Table, published in 1869, is a vertical chart of 63 […]

No Image

How short a short video is good?

July 15, 2022 Leonardo 0

Academician science popularization “brush screen”, short video version of “100,000 whys” “circle powder”, short video has become one of the most popular forms of science popularization at present. However, about how short the short video is appropriate, people’s cognition is […]