アクチニウム (Ac) - 89 on the Periodic Table | 周期表
Standard IUPAC: アクチニウム • Symbol: Ac • Atomic Mass: 227 u
1. Periodic Table Position of アクチニウム (89 on the Periodic Table)
Element アクチニウム has atomic number Z = 89, meaning it contains 89 protons in its atomic nucleus and 89 electrons in its neutral state. On the standard periodic table of elements, アクチニウム is located in period 7 and group Main.
2. Electron Configuration & Oxidation States (アクチニウム Charges & Configuration)
[Rn] 7s2 6d1
3. Physical Properties & Atomic Mass (アクチニウム Atomic Mass)
Element アクチニウム has a standard atomic weight of 227 u. Its melting point is 1323. K and boiling point is 3473. K. The Pauling electronegativity value is 1.1.
Comprehensive chemical properties and data for Actinium (Ac, Z=89).
4. Related Elements in the Same Chemical Family
5. Frequently Asked Questions about アクチニウム (FAQ)
What is the chemical symbol and atomic number of アクチニウム?
The chemical symbol of アクチニウム is Ac and its atomic number is 89.
What is the atomic mass and electron configuration of アクチニウム?
アクチニウム has a standard atomic mass of 227 u and ground-state electron configuration of [Rn] 7s2 6d1.
What periodic table group and period does アクチニウム belong to?
アクチニウム is located in period 7 and group Main on the periodic table of elements.