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Element Zirconium (Zr), Group 4, Atomic Number 40, d-block, Mass 91.224. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
- Zirconium
Zirconium is used to make the cladding for uranium oxide...
- Zirconium
Zirconium is the 40th element in the periodic table and has a symbol of Zr and atomic number of 40. It has an atomic weight of 91.224 and a mass number of 90. Zirconium has forty protons and fifty neutrons in its nucleus, and forty electrons in five shells.
Characteristics. Zirconium is a lustrous, greyish-white, soft, ductile, malleable metal that is solid at room temperature, though it is hard and brittle at lesser purities. [10] . In powder form, zirconium is highly flammable, but the solid form is much less prone to ignition.
17 paź 2024 · zirconium (Zr), chemical element, metal of Group 4 (IVb) of the periodic table, used as a structural material for nuclear reactors.
Zirconium (Zr) has an atomic mass of 40. Find out about its chemical and physical properties, states, energy, electrons, oxidation and more.
Zircon is a silicate of formula ZrSiO 4 and occurs as the gemstones hyacinth and zirconite. Synthetic gemstones are prepared from zircon and from the oxide ZrO 2 . Zirconium metal is difficult to produce. Its production requires treatment of the tetrachloride ZrCl 4 with magnesium metal.
Fact file. Atomic number: 40; atomic mass: 91.224; melting point: 1852°C. Zirconium is in Group 4 of the Periodic Table and is a metal that prefers oxidation state (IV), as in the oxide, ZrO 2 and the chloride ZrCl 4, but it can exhibit lower oxidation states such as ZrCl 2 and ZrCl 3.
