Category:Elements

From ETHW

Mendeleev's 1869 periodic table

Chemical elements including carbon, hydrogen and roentgenium

Subcategories

  • Carbon - a chemical element with the symbol C and the atomic number 6. Essential building block for life
  • Cobalt
  • Hydrogen - A chemical element with the symbol H and the atomic number of 6. It constitutes 75% of the known mass of the universe