Periodic Table Elements & Classification Flashcards

Periodic Table of Elements

• Hydrogen (H): Nonmetal; the lightest and most abundant element in the universe.
• Lithium (Li): Alkali metal; used in rechargeable lithium batteries.
• Beryllium (Be): Alkaline metal; known for its stiffness, light weight, and high melting point.
• Helium (He): Nonmetal, noble gas; second lightest element; non-reactive.
• Boron (B): Metalloid; used in glass and ceramics, known for its important role in plant growth.
• Carbon (C): Nonmetal; essential for life, can form a vast number of compounds.
• Nitrogen (N): Nonmetal; makes up approximately 78% of Earth's atmosphere.
• Oxygen (O): Nonmetal; critical for respiration in most living organisms.
• Fluorine (F): Nonmetal, Halogen; most reactive and electronegative element.
• Neon (Ne): Nonmetal, noble gas; used in neon signs; emits bright colors when electrified.
• Sodium (Na): Alkali metal; highly reactive, crucial for biological functions.
• Magnesium (Mg): Alkaline metal; important for many biological processes.
• Aluminum (Al): Metal; known for its lightweight and resistance to corrosion.
• Silicon (Si): Metalloid; key component in semiconductors and solar cells.
• Phosphorus (P): Nonmetal; vital for DNA, RNA, and ATP.
• Sulfur (S): Nonmetal; used in fertilizers and is essential to life.
• Chlorine (Cl): Nonmetal, Halogen; used for sanitation; highly effective as a disinfectant.
• Argon (Ar): Nonmetal, noble gas; used in light bulbs and to provide an inert atmosphere in welding.
• Potassium (K): Alkali metal; essential for various biological processes.
• Calcium (Ca): Alkaline metal; important for bones and teeth.
• Scandium (Sc): Transition metal; used in aerospace components and sports equipment.
• Titanium (Ti): Transition metal; known for its strength and resistance to corrosion.
• Vanadium (V): Transition metal; used in steel alloys.
• Chromium (Cr): Transition metal; utilized for its hardness and resistance to oxidation.
• Manganese (Mn): Transition metal; important in iron and steel production.
• Iron (Fe): Transition metal; integral for blood production in living organisms.
• Cobalt (Co): Transition metal; used in batteries and alloys.
• Nickel (Ni): Transition metal; known for its corrosion resistance, used in batteries and coins.
• Copper (Cu): Transition metal; widely used in electrical wiring due to its conductivity.
• Zinc (Zn): Transition metal; vital for immune function and used as a protective coating in metal products.
• Gallium (Ga): Metal; used in electronics and solar panels.
• Germanium (Ge): Metalloid; utilized in fiber optics and infrared optics.
• Arsenic (As): Metalloid; known for its toxicity, used in semiconductors.
• Selenium (Se): Nonmetal; essential in small amounts for proper functioning of cells.
• Bromine (Br): Nonmetal, Halogen; used in flame retardants and photography.
• Krypton (Kr): Nonmetal, noble gas; used in high-performance lighting.
• Rubidium (Rb): Alkali metal; used in atomic clocks and research.
• Strontium (Sr): Alkaline metal; important in fireworks and the production of ferrite magnets.
• Yttrium (Y): Transition metal; used in LEDs and phosphors.
• Zirconium (Zr): Transition metal; used in nuclear reactors and as a refractory material.
• Silver (Ag): Transition metal; valued for its conductivity and antimicrobial properties.
• Tin (Sn): Metal; used in soldering and coatings.
• Niobium (Nb): Transition metal; used in superconducting materials.
• Palladium (Pd): Transition metal; a catalytic converter component.
• Molybdenum (Mo): Transition metal; used in steel alloys and as a catalyst.
• Cadmium (Cd): Transition metal; used in batteries and as a corrosion-resistant coating.
• Indium (In): Metal; used in electronics, particularly in LCD screens.
• Technetium (Tc): Transition metal; utilized in medical imaging and radiopharmaceuticals.