The elements which are classified as metals in the periodic table share a number of properties. Noble Gases: Noble gases can be found in an 18th group of the periodic table for examples Neon, Argon, Helium, Krypton, Xenon and Radon.Non-Metals: These metals include Hydrogen, Carbon, Nitrogen, Oxygen, Phosphorus, Sulfur and Selenium. These are mostly man-made for example Curium, Cerium, Uranium, Europium etc.
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