selenium序数原子atomicnumberlevander AUJ.T.7(1):1-7(Jul.2003)Selenium:AtomicNumber34,MassNumber78.96DavidTinWinFacultyofScienceandTechnology,AssumptionUniversityBangkok,ThailandAbstractSelenium,atraceelement,isanantioxidantandisanessentialcomponentfornormalfunctioningoftheimmunesystemandthyroidgland.Itisamicronutrien...
It is a type of non-metal element having atomic number 34. Atomic mass of Selenium is 78.96. Selenium can easily be mixed up with different metals and nonmetals directly or with the help of aqueous solution. Melting point of Selenium is 494K. ...
It provides atomic mass, mass excess, nuclear binding energy, nucleon separation energies, Q-values, and nucleon residual interaction parameters for atomic nuclei of the isotope Se-100 (Selenium, atomic number Z = 34, mass number A = 100). Landolt-Brnstein Homepage Introduction Index...
Selenium in Human Health and Disease Selenium; Selenocysteine; Selenomethionine; Selenoprotein; Selenoproteome Selenium is a nonmetal trace element with atomic number 34 and atomic mass of 78... LA Seale,MJ Berry - 《Antioxidants & Redox Signaling》 被引量: 115发表: 2013年 [Selenium in health an...
Selenium ( /sɪˈliːniəm/ si-LEE-nee-əm) is a chemical element with the atomic number 34, represented by the chemical symbol Se, an atomic mass of 78.96. It is a nonmetal, chemically related to sulfur and tellurium, and rarely occurs in its
Molar Mass (g/mol) Se (Selenium) 78.96 Br (Bromine) 79.904 3. Compute Mass of Each Element Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in SeBr2: Molar Mass (g/mol) Se (Selenium) 1× 78.96 = 78.96 Br...
Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in O2Se: Molar Mass (g/mol) O (Oxygen) 2× 15.9994 = 31.9988 Se (Selenium) 1× 78.96 = 78.96 4. Sum Each Element's Mass Finally, add together the total ma...
Selenium (atomic symbol: Se, atomic number: 34) is a Block P, Group 16, Period 4 element with an atomic radius of 78.96. The number of electrons in each of Selenium's shells is 2, 8, 18, 6 and its electron configuration is [Ar] 3d10 4s2 4p4. The selenium atom has a radius ...
Thus, selenium is considered a metalloid, having both metallic and nonmetallic properties. Its atomic properties are listed in Table 1. Table 1. Atomic properties of selenium Atomic number 34 Atomic weight 78.96 Stable isotopes (natural abundance) 74Se (0.87%), 76Se (9.03%), 77Se (7.58%),...
Its transdisciplinary character benefits various fields by making molecular and atomic engineering possible [6, 7]. Recent years have seen a lot of interest in plasma. One of the diabetes treatments that uses a cutting-edge strategy for cell regeneration is (PRP). A large number of bioactive ...