Niobium (Nb), atomic number 41, is a corrosion-resistant transition metal used in strong steels and superconducting magnets. Learn its properties and isotopes....
Read More
3 Minutes
6 Minutes
Volcano Monitoring Methods: How Scientists Read Eruption Signals
How scientists combine seismic, deformation, gas, thermal and visual evidence to assess volcanic unrest without promising an exact forecast....
Read More
3 Minutes
Zirconium (Zr): Atomic Number 40, Properties, Uses, Compounds and Isotopes
Zirconium (Zr), atomic number 40, is a corrosion-resistant transition metal important in nuclear reactors, ceramics and chemical equipment. Learn its properties....
Read More
3 Minutes
Yttrium (Y): Atomic Number 39, Properties, Uses, Compounds and Isotopes
Yttrium (Y), atomic number 39, is a rare-earth-associated transition metal used in lasers, phosphors, ceramics and superconductors. Learn its properties and isotopes....
Read More
3 Minutes
Krypton (Kr): Atomic Number 36, Properties, Uses, Compounds and Isotopes
Krypton (Kr), atomic number 36, is a rare noble gas used in lighting, lasers and specialised windows. Learn its properties, compounds, isotopes and history....
Read More
4 Minutes
Bromine (Br): Atomic Number 35, Properties, Uses, Compounds and Isotopes
Bromine (Br), atomic number 35, is a red-brown liquid halogen used in flame retardants, pharmaceuticals and chemical synthesis. Learn its properties and safety....
Read More
4 Minutes
Selenium (Se): Atomic Number 34, Properties, Uses, Compounds and Isotopes
Selenium (Se), atomic number 34, is a group 16 nonmetal essential in trace amounts and useful in glass, electronics and pigments. Learn its properties and isotopes....
Read More
4 Minutes
Arsenic (As): Atomic Number 33, Properties, Uses, Compounds and Isotopes
Arsenic (As), atomic number 33, is a toxic metalloid used in semiconductors and specialised materials. Learn its properties, compounds, isotopes and safety....
Read More
4 Minutes
Germanium (Ge): Atomic Number 32, Properties, Uses, Compounds and Isotopes
Germanium (Ge), atomic number 32, is a brittle semiconductor metalloid used in infrared optics, fiber optics and high-speed electronics. Learn its properties and isotopes....
Read More
4 Minutes
Gallium (Ga): Atomic Number 31, Properties, Uses, Compounds and Isotopes
Gallium (Ga), atomic number 31, is a soft metal that melts near room temperature and is vital in semiconductors such as GaAs and GaN. Learn its properties and uses....
Read More
4 Minutes
Copper (Cu): Atomic Number 29, Properties, Uses, Compounds and Isotopes
Copper (Cu), atomic number 29, is a highly conductive reddish transition metal used in wiring, plumbing and alloys. Learn its properties, compounds and isotopes....
Read More
4 Minutes
Nickel (Ni): Atomic Number 28, Properties, Uses, Compounds and Isotopes
Nickel (Ni), atomic number 28, is a corrosion-resistant magnetic transition metal used in stainless steel, alloys and batteries. Learn its properties and uses....
Read More
4 Minutes
Cobalt (Co): Atomic Number 27, Properties, Uses, Compounds and Isotopes
Cobalt (Co), atomic number 27, is a magnetic transition metal used in superalloys, batteries and pigments. Learn its properties, compounds, uses and isotopes....
Read More
4 Minutes
Iron (Fe): Atomic Number 26, Properties, Uses, Compounds and Isotopes
Iron (Fe), atomic number 26, is a magnetic transition metal central to steel, industry and biology. Learn its properties, compounds, uses, isotopes and safety....
Read More
4 Minutes
Manganese (Mn): Atomic Number 25, Properties, Uses, Compounds and Isotopes
Manganese (Mn), atomic number 25, is a hard transition metal essential in steelmaking and biology. Learn its properties, compounds, uses, isotopes and safety....
Read More
4 Minutes
Chromium (Cr): Atomic Number 24, Properties, Uses, Compounds and Isotopes
Chromium (Cr), atomic number 24, is a hard transition metal used in stainless steel and plating. Learn its properties, oxidation states, compounds, uses and safety....
Read More
4 Minutes
Vanadium (V): Atomic Number 23, Properties, Uses, Compounds and Isotopes
Vanadium (V), atomic number 23, is a transition metal used mainly to strengthen steel. Learn its properties, compounds, oxidation states, uses, isotopes and safety....
Read More
4 Minutes
Titanium (Ti): Atomic Number 22, Properties, Uses, Compounds and Isotopes
Titanium (Ti), atomic number 22, is a strong, light and corrosion-resistant transition metal. Learn its properties, alloys, compounds, uses, isotopes and safety....
Read More