Periodic Table and the Elements

Learn about the chemical and physical properties of the elements with these periodic table resources.

  • Sheet of zinc
    10 Interesting and Fun Facts About Zinc
  • Radon on the periodic table
    10 Radon Facts (Rn or Atomic Number 86)
  • liquid chlorine
    10 Chlorine Facts (Cl or Atomic Number 17)
  • Fluorine molecule, illustration
    Halogen Elements and Properties
  • human body composition
    What Are the Elements in the Human Body?
  • This is a cube of the element lead. Lead is a dull-looking soft, malleable, heavy metal.
    10 Lead Element Facts
  • Over 75% of the matter in the universe is hydrogen. Helium accounts for most of the other quarter, with the other elements accounting for less than one percent.
    Hydrogen Facts - H or Atomic Number 1
  • Periodic table
    Printable Periodic Tables (PDF)
  • The original version of the Periodic Table
    Who Invented the Periodic Table?
  • Piece of native copper
    Copper Facts: Chemical and Physical Properties
  • Carbon element
    Atomic Number 6 - Carbon or C
  • Silicon on periodic table
    Silicon Facts (Atomic Number 14 or Si)
  • Tin is a metal that can be made into a foil.
    Tin Facts (Atomic Number 50 or Sn)
  • Argon glows violet in an electric field.
    Argon Facts (Atomic Number 18 or Ar)
  • Helium is element atomic number 2 on the periodic table.
    Atomic Number 2 on the Periodic Table
  • Beryllium atom
    Atomic Number 4 Element Facts
  • This is a photo of bars of pure crystalline vanadium.
    Vanadium Facts (V or Atomic Number 23)
  • This is a sample of pure liquid rubidium metal.
    Rubidium Facts - Rb or Element 37
  • Rendered and partially blurred periodic table of the elements
    How to Learn the Periodic Table
  • What Is the Most Conductive Element?
  • Scientist combining chemicals
    Common Anions Table and Formulas List
  • This is decorative chrome on a motorcycle.
    What Is the Difference Between Chrome and Chromium?
  • Dmitri Mendeleev is credited with developing the first periodic table of the elements. His table organized elements by atomic weight. The modern table is organized by atomic number.
    Introduction to the Periodic Table
  • Cobalt
    Metals: List of Elements
  • Close-up of coals
    Carbon Family of Elements
  • Concept art of the element Uranium
    Uranium Element Facts and Properties
  • A close-up view of the periodic table focused on the chemical element Lithium.
    Activity Series of Metals: Predicting Reactivity
  • the periodic table
    Element Families of the Periodic Table
  • Element names and atomic numbers on the periodic table
    A List of All the Elements of the Periodic Table
  • Illustration of the first 20 elements in the periodic table
    What Are the First 20 Elements?
  • Hydrogen element on the periodic table
    First 20 Elements of the Periodic Table
  • Stars and this nebula consist mainly of the element hydrogen.
    Chemical Element Pictures - Photo Gallery
  • Lap top with periodic table and ball and stick molecular model
    Periodic Table of Element Groups
  • Graphic rendering of the periodic table of elements on a blue background.
    The Periodic Properties of the Elements
  • Periodic table with radioactive elements highlighted
    List of Radioactive Elements and Their Most Stable Isotopes
  • A blacksmith shaping a hot piece of iron on an anvil
    Examples and Uses of Metals and Nonmetals
  • This is glowing ionized deuterium in an IEC reactor
    Deuterium Facts
  • Giant Periodic Table Poster
    Clickable Periodic Table of the Elements
  • Nuclear power plant cooling towers
    What Is the Coolest Element?
  • Periodic table showing the relative sizes of the elements based on atomic radius data.
    Size of the Elements on the Periodic Table
  • Francium is the most expensive of the first 101 elements, but lutetium (shown) is the most expensive element the average person can actually obtain.
    What Is the Most Expensive Element?
  • Calcium
    10 Calcium Facts
  • Arsenic
    Arsenic Facts
  • Strontium
    Strontium Facts (Atomic Number 38 or Sr)
  • Liquid oxygen is blue. It boils at room temperature and pressure.
    Get 10 Interesting Facts About Oxygen
  • The normal color of excited neon gas is reddish-orange.
    10 Neon Facts: Chemical Element
  • A large sulphur spring area below Namafjall Mountain in Iceland
    10 Interesting Sulfur Facts
  • You might think the worst chemical elements might offer some sort of warning, like smoke or a radioactive glow. Nope! Most are invisible or innocuous-looking.
    The Most Dangerous Elements on the Periodic Table
  • macro copper wire photo
    Transition Metals and the Properties of the Element Group
  • Laser beams
    Noble Gases Properties, Uses and Sources
  • Helium element illustration
    What Monatomic Elements Are and Why They Exist
  • Bananas, spinach, nuts, grains, dried fruits, beans and avocado
    10 Potassium Facts
  • Silver bars and coins
    20 Facts About the Chemical Element Silver
  • Tritium is an important element in nuclear fusion reactions.
    10 Interesting Facts About Radioactive Tritium
  • Diamond is crystalline carbon.
    10 Facts About Carbon (Atomic Number 6 or C)
  • The periodic table displays element names, atomic numbers, atomic weight, and more info
    How to Use a Periodic Table of Elements
  • Side view of the periodic table
    What the Numbers on the Periodic Table Mean
  • Color Periodic Table of the Elements with Charges
    Color Periodic Table of the Elements With Charges
  • Chemical elements and their symbols
    20 Examples of Elements and Their Symbols
  • Isolated blackboard with periodic table, Phosphorus
    Phosphorus Facts (Atomic Number 15 or Element Symbol P)
  • The periodic table may be broken into 3 main parts: metals, semimetals, and nonmetals.
    What Are the Parts of the Periodic Table?
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