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He arranged the elements in order of atomic number.
The atomic number. ~SuperCat
increasing Proton number.
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 atomic number. ~SuperCat
Dmitri Mendeleev
increasing Proton number.
You get a copy and pin it to your wall. All the elements are arrange on it in a sensible way, summarizing their physical and chemical attributes. As you get familiar with it you will be able to use it to predict the chemical and physical properties of new elements you are to be taught about.
He arranged the elements in the increasing order of their atomic masses and repeating periodic properties.
Meneleev arranged the elements
He arranged the elements in the increasing order of their atomic masses and repeating periodic properties.
The elements are arranged in what is called the periodic table.
The Periodic Table of Elements.
This is a general tendence for an arrangement. Also it is a relation between atomic number and atomic weigths of chemical elements.
Atomic Mass.