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Digital Flashcards set for Rachy
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Hydrogen (H)
Lightest element; colorless gas that forms water with oxygen.
Helium (He)
Noble gas; used in balloons and nonreactive.
Lithium (Li)
Soft, silvery metal used in batteries.
Beryllium (Be)
Hard, gray metal used in aerospace parts.
Boron (B)
Metalloid used in glass and detergents.
Carbon (C)
Found in all living things; base of life.
Nitrogen (N)
Makes up most of Earth’s air; part of proteins.
Oxygen (O)
Needed for breathing and fire; part of water.
Fluorine (F)
Pale yellow gas; very reactive; used in toothpaste.
Neon (Ne)
Noble gas that glows red-orange in signs.
Sodium (Na)
Soft metal; reacts with water; part of table salt.
Magnesium (Mg)
Light metal; found in bones and chlorophyll.
Aluminum (Al)
Strong, light metal used in cans and foil.
Silicon (Si)
Metalloid used in computer chips and glass.
Phosphorus (P)
In DNA and matches; glows faintly in dark.
Sulfur (S)
Yellow solid with a strong smell; found in volcanoes.
Chlorine (Cl)
Green gas; used to clean pools and disinfect.
Argon (Ar)
Noble gas; used in light bulbs.
Potassium (K)
Soft metal; reacts with water; needed in our bodies.
Calcium (Ca)
Found in bones, teeth, and milk; strong metal.
Scandium (Sc)
Light metal used in aircraft and sports gear.
Titanium (Ti)
Strong, light metal used in jet engines and implants.
Vanadium (V)
Hard metal used to strengthen steel.
Chromium (Cr)
Shiny metal used in chrome plating and stainless steel.
Manganese (Mn)
Helps make steel and batteries.
Iron (Fe)
Main metal in steel; carries oxygen in blood.
Cobalt (Co)
Used in magnets and blue glass.
Nickel (Ni)
Hard metal used in coins and batteries.
Copper (Cu)
Red-orange metal; great conductor used in wires.
Zinc (Zn)
Used to coat steel and make brass.
Gallium (Ga)
Soft metal; melts in your hand; used in electronics.
Germanium (Ge)
Metalloid used in semiconductors and fiber optics.
Arsenic (As)
Metalloid; poisonous; used in pesticides and alloys.
Selenium (Se)
Nonmetal; used in electronics and glass.
Bromine (Br)
Red-brown liquid; reactive nonmetal.
Krypton (Kr)
Noble gas used in lights and photography.
Rubidium (Rb)
Soft, reactive metal used in research and electronics.
Strontium (Sr)
Soft metal; gives fireworks red color.
Yttrium (Y)
Metal used in LEDs and superconductors.
Zirconium (Zr)
Resistant metal used in nuclear reactors and ceramics.
Niobium (Nb)
Metal used to strengthen steel and in superconductors.
Molybdenum (Mo)
Metal used in steel alloys and high-temperature equipment.
Technetium (Tc)
Radioactive metal; first artificial element; used in medicine.
Ruthenium (Ru)
Rare metal used in electronics and jewelry.
Rhodium (Rh)
Shiny, rare metal used in car catalytic converters.
Palladium (Pd)
Rare metal used in electronics and jewelry.
Silver (Ag)
Shiny metal; great conductor; used in coins and jewelry.
Cadmium (Cd)
Soft, toxic metal used in batteries and pigments.
Indium (In)
Soft metal used in touchscreens and LCDs.
Tin (Sn)
Soft metal used in cans and alloys like bronze.
Antimony (Sb)
Metalloid used in alloys, flame retardants, and electronics.
Tellurium (Te)
Metalloid used in solar panels and alloys.
Iodine (I)
Nonmetal; used in medicine and disinfectants.
Xenon (Xe)
Noble gas; used in flashlights, lamps, and lasers.
Cesium (Cs)
Soft, reactive metal used in atomic clocks.
Barium (Ba)
Soft metal used in fireworks and X-ray imaging.
Lanthanum (La)
First of the lanthanides; used in cameras and lenses.
Cerium (Ce)
Lanthanide used in catalysts and glass polishing.
Praseodymium (Pr)
Lanthanide used in magnets and glasses.
Neodymium (Nd)
Lanthanide; makes strong magnets.
Promethium (Pm)
Radioactive lanthanide; used in luminous paint and research.
Samarium (Sm)
Lanthanide; used in magnets and cancer treatment.
Europium (Eu)
Lanthanide; glows red in TV screens and LEDs.
Gadolinium (Gd)
Lanthanide; used in MRI contrast agents and magnets.
Terbium (Tb)
Lanthanide; used in green phosphors and electronics.
Dysprosium (Dy)
Lanthanide; used in strong magnets and lasers.
Holmium (Ho)
Lanthanide; used in lasers and nuclear control rods.
Erbium (Er)
Lanthanide; used in fiber optics and lasers.
Thulium (Tm)
Lanthanide; used in X-ray lasers.
Ytterbium (Yb)
Lanthanide; used in lasers and stainless steel alloys.
Lutetium (Lu)
Last lanthanide; used in PET scan detectors and catalysts.
Hafnium (Hf)
Metal used in nuclear reactors and superalloys.
Tantalum (Ta)
Metal used in electronics and surgical instruments.
Tungsten (W)
Very dense metal; used in light bulb filaments and tools.
Rhenium (Re)
Rare metal; used in jet engines and thermocouples.
Osmium (Os)
Densest metal; used in fountain pen tips and alloys.
Iridium (Ir)
Hard, corrosion-resistant metal; used in spark plugs and electronics.
Platinum (Pt)
Shiny, valuable metal; used in jewelry and catalytic converters.
Gold (Au)
Precious metal; used in jewelry, electronics, and money.
Mercury (Hg)
Liquid metal at room temperature; used in thermometers and switches.
Thallium (Tl)
Soft metal; used in electronics and low-melting alloys.
Lead (Pb)
Dense metal; used in batteries, shields, and pipes (toxic).
Bismuth (Bi)
Metal; low-toxicity alternative to lead; used in cosmetics and alloys.
Polonium (Po)
Radioactive metal; discovered by Marie Curie; used in research.
Astatine (At)
Rare, radioactive nonmetal; little practical use.
Radon (Rn)
Radioactive noble gas; formed from uranium decay; dangerous in homes.
Francium (Fr)
Highly radioactive, rare metal; little practical use.
Radium (Ra)
Radioactive metal; once used in glowing paint.
Actinium (Ac)
First actinide; radioactive; used in research.
Thorium (Th)
Radioactive metal; potential nuclear fuel.
Protactinium (Pa)
Radioactive metal; used in research.
Uranium (U)
Radioactive metal; used in nuclear power and weapons.
Neptunium (Np)
Radioactive metal; used in research and nuclear reactors.
Plutonium (Pu)
Radioactive metal; used in nuclear weapons and reactors.
Americium (Am)
Radioactive metal; used in smoke detectors.
Curium (Cm)
Radioactive metal; used in scientific research.
Berkelium (Bk)
Radioactive metal; used in research; (named after Berkeley, CA - ehe~)
Californium (Cf)
Radioactive metal; used in nuclear reactors and detectors.
Einsteinium (Es)
Radioactive metal; discovered in a nuclear explosion; research use.
Fermium (Fm)
Radioactive metal; discovered in nuclear fallout; used in research.