锆(Zirconium)是一种化学元素，它的化学符号是Zr，它的原子序数是40，是一种银白色的高熔点金属，呈浅灰色。密度6.49克/立方厘米。熔点1852±2℃，沸点4377℃。化合价+2、+3和+4。第一电离能6.84电子伏特。锆的表面易形成一层氧化膜，具有光泽，故外观与钢相似。有耐腐蚀性，可溶于氢氟酸和王水;高温时，可与非金属元素和许多金属元素反应，生成固体溶液化合物。
Zirconium is a chemical element with the chemical symbol Zr and an atomic number of 40. It is a silver white high melting point metal with a light gray color. Density 6.49 grams per cubic centimeter. Melting point 1852 ± 2 ℃, boiling point 4377 ℃. Valence+2,+3, and+4. The first ionization energy is 6.84 electron volts. Zirconium is prone to forming an oxide film on its surface, which has a glossy appearance similar to steel. Corrosion resistance, soluble in hydrofluoric acid and aqua regia; At high temperatures, it can react with non-metallic elements and many metallic elements to form solid solution compounds.
