ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
Hydrogen HeliumLithiumBeryllium BoronCarbonNitrogenOxygen FluorineNeonSodiumMagnesiumAluminum SiliconPhosphorus Sulphur Chlorine Argon PotassiumCalcium Scandium TitaniumVanadiumChromium ManganeseIronCobaltNickelCopperZincGalliumGermaniumArsenic Selenium BromineKrypton RubidiumStrontiumYttrium ZirconiumNiobium Molybdenum Technetium Ruthenium Rhodium PalladiumSilver Cadmium Indium TinAntimony TelluriumIodine XenonCesiumBariumLanthanumCerium Praseodymium NeodymiumPromethiumSamariumEuropiumGadoliniumTerbiumHolmium ErbiumThuliumYtterbiumLutetiumHafnium TantalumTungstenRheniumRheniumOsmium Iridium PlatinumGoldMercuryThalliumLeadBismuthPoloniumAstatineRadonActiniumThoriumProtactiniumUraniumNeptuniumPlutoniumAmericiumCuriumBerkeliumCaliforniumEinsteiniumFermium MendeleviumNobeliumLawrenciumRutherfordiumDubniumSeaborgiumBohriumHassiumMeitneriumDarmstadtiumRoentgeniumCoperniciumNihonium FleroviumMoscoviumLivermoriumTennessine Oganesson
Hydrogen
Helium
Lithium
Beryllium
Boron
Carbon
Nitrogen
Oxygen
Fluorine
Neon
Sodium
Magnesium
Aluminum
Silicon
Phosphorus
Sulphur
Chlorine
Argon
Potassium
Calcium
Scandium
Titanium
Vanadium
Chromium
Manganese
Iron
Cobalt
Nickel
Copper
Zinc
Gallium
Germanium
Arsenic
Selenium
Bromine
Krypton
Rubidium
Strontium
Yttrium
Zirconium
Niobium
Molybdenum
Technetium
Ruthenium
Rhodium
Palladium
Silver
Cadmium
Indium
Tin
Antimony
Tellurium
Iodine
Xenon
Cesium
Barium
Lanthanum
Cerium
Praseodymium
Neodymium
Promethium
Samarium
Europium
Gadolinium
Terbium
Holmium
Erbium
Thulium
Ytterbium
Lutetium
Hafnium
Tantalum
Tungsten
Rhenium
Rhenium
Osmium
Iridium
Platinum
Gold
Mercury
Thallium
Lead
Bismuth
Polonium
Astatine
Radon
Actinium
Thorium
Protactinium
Uranium
Neptunium
Plutonium
Americium
Curium
Berkelium
Californium
Einsteinium
Fermium
Mendelevium
Nobelium
Lawrencium
Rutherfordium
Dubnium
Seaborgium
Bohrium
Hassium
Meitnerium
Darmstadtium
Roentgenium
Copernicium
Nihonium
Flerovium
Moscovium
Livermorium
Tennessine
Oganesson