Sumali sa IDNStudy.com at makakuha ng mga sagot ng eksperto. Alamin ang mga maaasahang sagot sa iyong mga tanong mula sa aming malawak na kaalaman sa mga eksperto.
Answer:
British chemist John Newlands
Explanation:
British chemist John Newlands was the first to arrange the elements into a periodic table with increasing order of atomic masses. He found that every eight elements had similar properties and called this the law of octaves.