Science

Chemical Elements

30 notable chemical elements with symbol, atomic number, category, discovery year, and common uses.

30 rows6 columns0 views0 downloadsSource: IUPAC / Royal Society of ChemistryUpdated: 2/18/2026
chemistryelementsscienceperiodic table
30 of 30 rows
Element
Symbol
Atomic Number
Category
Discovered
Common Use
HydrogenH1nonmetal1,766Rocket fuel, water, ammonia production
HeliumHe2noble gas1,868Balloons, cryogenics, MRI machines
CarbonC6nonmetal-3,750Organic chemistry, diamonds, steel production
NitrogenN7nonmetal1,772Fertilizers, food preservation, explosives
OxygenO8nonmetal1,774Breathing, combustion, steelmaking, water
NeonNe10noble gas1,898Neon signs, lasers, cryogenic refrigerant
SodiumNa11metal1,807Table salt, street lights, soap making
AluminumAl13metal1,825Cans, foil, aircraft construction, packaging
SiliconSi14metalloid1,824Computer chips, glass, solar cells
PhosphorusP15nonmetal1,669Fertilizers, matches, detergents
SulfurS16nonmetal-2,000Sulfuric acid, rubber vulcanization, gunpowder
ChlorineCl17nonmetal1,774Water purification, PVC, bleach
ArgonAr18noble gas1,894Welding shielding, light bulbs, windows
PotassiumK19metal1,807Fertilizers, soap, glass making
CalciumCa20metal1,808Cement, bones/teeth, steel refining
IronFe26metal-5,000Steel, construction, automobiles, tools
CopperCu29metal-9,000Electrical wiring, plumbing, electronics
ZincZn30metal1,746Galvanizing steel, batteries, sunscreen
GermaniumGe32metalloid1,886Fiber optics, semiconductors, infrared optics
SilverAg47metal-5,000Jewelry, photography, electronics, silverware
TinSn50metal-3,500Tin cans, solder, bronze alloys
GoldAu79metal-6,000Jewelry, electronics, currency, dentistry
MercuryHg80metal-1,500Thermometers (historical), fluorescent lamps
LeadPb82metal-7,000Batteries, radiation shielding, weights
UraniumU92metal1,789Nuclear energy, weapons, medical isotopes
PlatinumPt78metal1,735Catalytic converters, jewelry, laboratory equipment
TitaniumTi22metal1,791Aerospace, medical implants, pigments
LithiumLi3metal1,817Batteries (Li-ion), mood stabilizers, ceramics
NickelNi28metal1,751Stainless steel, coins, batteries, plating
XenonXe54noble gas1,898Headlights, anesthetics, ion propulsion engines
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