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  • Periodic Table - Ptable - Properties
    Interactive periodic table showing names, electrons, and oxidation states Visualize trends, 3D orbitals, isotopes, and mix compounds Fully descriptive writeups
  • 周期表 - Wikipedia
    周期表 (しゅうきひょう、 英: periodic table)は、 物質 を構成する基本単位である 元素 を、 周期律 を利用して並べた表である。
  • Periodic Table of Elements - PubChem
    Interactive periodic table with up-to-date element property data collected from authoritative sources Look up chemical element names, symbols, atomic masses and other properties, visualize trends, or even test your elements knowledge by playing a periodic table game!
  • Periodic Table
    バークリウムカリフォルニウムアインスタイニウム (100) Fm (101) Md Fermium Mendelevium
  • Periodic Table
    Interactive periodic table of the chemical elements; Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more
  • Periodic Table – Royal Society of Chemistry
    Interactive periodic table with element scarcity (SRI), discovery dates, melting and boiling points, group, block and period information
  • PERIODIC TABLE OF THE ELEMENTS
    Table 4 1 Revised March 2024 by D E Groom (LBNL) The atomic number (top left) is the number of protons in the nucleus The atomic masses (bottom) of stable elements are weighted by isotopic abundances in the Earth’s surface Atomic masses are relative to the mass of 12C, defined to be exactly 12 unified atomic mass units (u) The exceptions are Th, Pa, and U, which have no stable isotopes
  • 周期表
    Tabular arrangement of the chemical elements 化学元素の周期表。 周期表において最も一般的に命名されている元素群と、金属と非金属を区切る伝統的な境界線が示されている。 fブロックは実際には第2族と第3族の間に位置しており、通常は横幅を節約するために表の下部に表示される。 Part of a serieson the Periodic table forms 18-column 32-column Alternative and extended forms Periodic table history D Mendeleev 1871 table 1869 predictions Discovery of elements




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