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The periodic table
The Russian chemist Dmitri Mendeleev was the first person to arrange all elements into families. He created the periodic table of elements and wrote a textbook between 1868 and 1870.
He arranged the elements in order of atomic number.
the elements in the modern periodic table are arrange in the increasing order of their atomic numbers.
The atomic number. ~SuperCat
Meneleev arranged the elements
The elements are arranged in what is called the periodic table.
The Periodic Table of Elements.
Atomic Mass.
mendelev arranged the elements in the periodic table in the asending order of the mass number of elements.
Dmitri Mendeleev
The mass of the elements
The periodic table
The Russian chemist Dmitri Mendeleev was the first person to arrange all elements into families. He created the periodic table of elements and wrote a textbook between 1868 and 1870.
He arranged the elements in order of atomic number.
atomic weight
Dmitri Mendeleev