Question

Write a short note on Dmitri Mendeleev and his contribution to chemistry.

Answer 1

$\bullet$ Dmitri Mendeleev was a Russian chemist who lived from 1834 to 1907. He is considered to be the most important contributor to the development of the periodic table.(1 Mark)

$\bullet$ His version of the periodic table organized the chemical elements in order of increasing atomic weight. (1 Mark)