ตารางธาตุ - science.mju.ac.th

โยฮัน เดอเบอไรเนอร นักเคมีคนแรก (ป ค.ศ. 1817) ที่ พยายามจัดธาตุเป นกลุ ม ๆ ละ 3 ธาตุตามสมบัติที่คล ายคลึงกัน

PDFC02 - science.mju.ac.th

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