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Physical Properties: Bluish-white, extremely dense, hard Chemical Properties: Highly resistant to wear and corrosion, forms osmium tetroxide with oxygen Common Uses: Fountain pen nibs, electrical contacts, hip replacements

Physical Properties: Brittle, silvery-gray, relatively hard Chemical Properties: Oxidizes easily, reacts with water (though slowly) Common Uses: Steel production, batteries, ceramics

Physical Properties: Excellent conductor of heat and electricity, malleable, shiny Chemical Properties: Can tarnish when exposed to sulfur compounds Common Uses: Jewelry, electronics, utensils

Physical Properties: High melting point, ductile, resistant to corrosion Chemical Properties: Forms a protective oxide layer, reacts with halogens Common Uses: Nuclear reactors, jewelry, dental ceramics

Physical Properties: Silver-gray, malleable, hard Chemical Properties: Forms stable oxides, resistant to corrosion Common Uses: Steel additive, chemical catalyst, rechargeable batteries

Physical Properties: Silvery and tarnishes black when exposed to air, high melting point Chemical Properties: Radioactive, slowly oxidizes in air Common Uses: Gas mantles, nuclear reactors, high-temperature crucibles

Physical Properties: Lightweight, malleable, ductile Chemical Properties: Resistant to corrosion, reacts with acids and alkalis Common Uses: Can manufacturing, foil, and airplane parts

Physical Properties: Highly malleable and ductile, yellow luster Chemical Properties: Does not tarnish, inert Common Uses: Jewelry, electronics, investment

Physical Properties: Hard, shiny, resistant to tarnishing Chemical Properties: Forms a protective oxide layer, high melting point Common Uses: Chrome plating, stainless steel production, dyes and pigments

Physical Properties: Brittle, relatively low melting point, often has a rainbow-colored oxide layer Chemical Properties: Least metallic and most diamagnetic, low toxicity Common Uses: Lead replacement, pharmaceuticals, cosmetics

Physical Properties: Malleable, ferromagnetic, silver-gray color Chemical Properties: Prone to rusting, reacts with water and oxygen Common Uses: Construction, automobile manufacturing, steel production

Physical Properties: Soft, silvery-white, lightest metal Chemical Properties: Highly reactive, forms compounds with a wide range of elements Common Uses: Batteries, mood-stabilizing drugs, alloy additives

Physical Properties: Brittle, hard, shiny with a grayish cast Chemical Properties: Semimetal, forms silicon dioxide upon exposure to air Common Uses: Semiconductors, solar cells, glass production

Physical Properties: Hard, ductile, ferromagnetic Chemical Properties: Slow to react with air, resistant to corrosion Common Uses: Coinage, batteries, stainless steel

Physical Properties: Soft, malleable, bright luster Chemical Properties: Forms a protective oxide layer like aluminium, fuses with many metals Common Uses: LCDs, solder, thermal interface materials

Physical Properties: Radioactive, luminescent, silvery-white Chemical Properties: Highly reactive, decomposes in water to form radium hydroxide Common Uses: Radioluminescent devices, cancer treatment, research

Physical Properties: Very dense, soft, ductile Chemical Properties: Resistant to corrosion, toxic to humans and animals Common Uses: Batteries, radiation shielding, ancient plumbing

Physical Properties: Soft, ductile, silvery-white Chemical Properties: Excellent at catalyzing reactions, somewhat reactive with oxygen at high temperatures Common Uses: Catalytic converters, electronics, dentistry

Physical Properties: Dense, silver-gray, weakly radioactive Chemical Properties: Highly reactive with halogens, soluble in acids Common Uses: Nuclear fuel, armor-piercing ammunition, counterweights

Physical Properties: Radioactive, silver-white color that tarnishes when oxidized, dense Chemical Properties: Highly reactive, especially with halogens, acids, and steam Common Uses: Nuclear weapons, nuclear reactors, radioisotope thermoelectric generators

Physical Properties: Lightweight, stiff, high melting point Chemical Properties: Resistant to corrosion, toxic if inhaled as dust Common Uses: Aerospace components, nuclear applications, X-ray windows

Physical Properties: High melting point, hard, good thermal conductivity Chemical Properties: Forms stable compounds with sulfur, resistant to corrosion Common Uses: Steel alloys, lubricants, electrical contacts

Physical Properties: High melting point, dense, ductile Chemical Properties: Resistant to corrosion, similar to zirconium Common Uses: Nuclear control rods, high-temperature alloys, plasma cutting tips

Physical Properties: Highly ductile, excellent conductor of heat and electricity Chemical Properties: Forms green patina of copper carbonate Common Uses: Electrical wires, plumbing, coins

Physical Properties: Dense, malleable, ductile Chemical Properties: Highly unreactive, excellent at catalyzing reactions Common Uses: Catalytic converters, jewelry, laboratory equipment

Physical Properties: Extremely high melting point, hard, dense Chemical Properties: Oxidizes at high temperature, inert to most acids Common Uses: Light bulb filaments, cutting tools, heating elements

Physical Properties: Hard, ferromagnetic, high melting point Chemical Properties: Resistant to oxidation, forms colorful salts Common Uses: Magnets, high-strength alloys, cobalt blue pigments

Physical Properties: Brittle, metallic gray, poor conductor of heat Chemical Properties: Highly toxic, combines with many elements Common Uses: Semiconductor devices, lead alloying, pesticides

Physical Properties: Low density, high strength, resistant to corrosion Chemical Properties: Reacts with oxygen to form titanium dioxide Common Uses: Aerospace structures, biomedical implants, pigments

Physical Properties: Soft, bluish-white, malleable Chemical Properties: Toxic, used for pigments and corrosion-resistant plating Common Uses: Rechargeable batteries, pigment, control rods in nuclear reactors

Physical Properties: Brittle, silvery-white, slightly toxic Chemical Properties: Poor conductor of electricity, burns in air to form tellurium dioxide Common Uses: Alloy additive, thermoelectric devices, semiconductor material

Physical Properties: Brittle, silver-white, not easily oxidized in air Chemical Properties: Reacts with halogens, toxic in large doses Common Uses: Flame retardants, alloys, type metal

Physical Properties: Shiny and dark, very hard, high melting point Chemical Properties: Highly corrosion-resistant, especially to acids Common Uses: Electronic components, surgical implants, superalloys

Physical Properties: Moderate strength, malleable only at certain temperatures Chemical Properties: Reacts with acids, forms a protective layer of carbonate Common Uses: Galvanizing iron, alloys, batteries

Physical Properties: Liquid at room temperature, high surface tension, heavy Chemical Properties: Forms amalgams with other metals, largely inert Common Uses: Thermometers, barometers, dental fillings

Physical Properties: Light, silvery-white, malleable Chemical Properties: Highly reactive, especially with acids Common Uses: Fireworks, lightweight structural materials, flares

Physical Properties: Soft, waxy, low melting point Chemical Properties: Highly reactive with water and oxygen, emits a bright yellow flame in a burn test Common Uses: Heat exchangers, sodium vapor lamps, chemical reactions

Physical Properties: Ductile, high melting point, shiny and white Chemical Properties: Forms an oxide layer that resists further corrosion Common Uses: Jet engines, superconducting magnets, steel production