Yttrium. Name: Yttrium Symbol: Y Atomic Number: 39 Atomic Mass: 88.90585 amu Melting Point: 1523.0 °C (1796.15 K, 2773.4 °F) Boiling Point: 3337.0 °C (3610.15 K, 6038.6 °F) Number of Protons/Electrons: 39 Number of Neutrons: 50 Classification: Transition Metal Crystal Structure: Hexagonal Density @ 293 K: 4.469 g/cm 3 Color: silvery Atomic Structure Exposure to yttrium-90 would be limited to individuals involved in the research or production of yttrium-90, or to individuals receiving or administering treatment using. Yttrium is a chemical element with atomic number 39 which means there are 39 protons and 39 electrons in the atomic structure. Yttrium Y Element 39 Mass Number: 89 Atomic weight: 88.905 g/mol Atomic number (Z): 39 Electrons: 39 Protons: 39 Neutrons: 50 Period: 5 Group: 3 Block: d It has high melting point, about 1526 o C and boiling point is 2903 o C. Its density at room temperature is 4.472g/cm 3. What is the atomic mass of that isotope? It is quite stable in air; rapid oxidation begins above approximately 450 °C (840 °F), resulting in Y2O3. Yttrium is a silvery-metallic transition metal chemically similar to the lanthanides and has often been classified as a … Since yttrium-90 is a synthetic isotope and has circumscribed uses, releases to the environment of yttrium-90 would be very limited. Atom Y has 9 protons, 10 neutrons and 9 electrons. Yttrium, symbol Y, has a Simple Hexagonal structure and Silver color. Yttrium is chemically similar to lanthanides. Atomic Number: 70 Atomic Mass: 173.04 amu Melting Point: 824.0 °C (1097.15 K, 1515.2 °F) Boiling Point: 1466.0 °C (1739.15 K, 2670.8 °F) Number of Protons/Electrons: 70 Number of Neutrons: 103 Classification: Rare Earth Crystal Structure: Cubic Density @ … Each variation is an isotope. Chemical Characteristics. The masss number of Yttrium (Y) is the number of protons plus neutrons of a specific isotope of Yttrium (Y) . The chemical symbol for Yttrium is Y . The number of protons determines the element, but the number of neutrons in the atom of any one element can vary. Element 39 of Periodic table is Yttrium with atomic number 39, atomic weight 88.90585. Yttrium (Y). Yttrium-90 is used in nuclear medicine. Yttrium (Y), chemical element, a rare-earth metal of Group 3 of the periodic table. Atomic number (number of protons in the nucleus): 38; ... Yttrium in red phosphors in color television tubes led to widespread use in the 1960s and … Yttrium chemical symbol is Y, atomic number is 39 and its atomic weight is 88.9 g/mol. Yttrium is a silvery white, moderately soft, ductile metal. Home > Uncategorised Uncategorised > yttrium number of protons neutrons and electrons yttrium number of protons neutrons and electrons For uranium atom, the Van der Waals radius is about 186 pm = 1.86 ×10−10m. About a dozen radioactive isotopes of yttrium … 39 electrons (green) bind to the nucleus, successively occupying available electron shells (rings). Thank You! The nucleus consists of 39 protons (red) and 50 neutrons (blue). The metal readily reacts with diluted An isotope of yttrium has 39 protons and 59 neutrons. The number of electrons and protons governs the chemical behavior of the atom. Diagram of the nuclear composition and electron configuration of an atom of yttrium-89 (atomic number: 39), the most common isotope of this element.
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