プロメチウム (Pm) - 61 on the Periodic Table | 周期表
Standard IUPAC: プロメチウム • Symbol: Pm • Atomic Mass: 145 u
1. Periodic Table Position of プロメチウム (61 on the Periodic Table)
Element プロメチウム has atomic number Z = 61, meaning it contains 61 protons in its atomic nucleus and 61 electrons in its neutral state. On the standard periodic table of elements, プロメチウム is located in period 6 and group Main.
2. Electron Configuration & Oxidation States (プロメチウム Charges & Configuration)
[Xe] 6s2 4f5
3. Physical Properties & Atomic Mass (プロメチウム Atomic Mass)
Element プロメチウム has a standard atomic weight of 145 u. Its melting point is 1373. K and boiling point is 3273. K. The Pauling electronegativity value is N/A.
Comprehensive chemical properties and data for Promethium (Pm, Z=61).
4. Related Elements in the Same Chemical Family
5. Frequently Asked Questions about プロメチウム (FAQ)
What is the chemical symbol and atomic number of プロメチウム?
The chemical symbol of プロメチウム is Pm and its atomic number is 61.
What is the atomic mass and electron configuration of プロメチウム?
プロメチウム has a standard atomic mass of 145 u and ground-state electron configuration of [Xe] 6s2 4f5.
What periodic table group and period does プロメチウム belong to?
プロメチウム is located in period 6 and group Main on the periodic table of elements.