ルビジウム (Rb) - 37 on the Periodic Table | 周期表
Standard IUPAC: ルビジウム • Symbol: Rb • Atomic Mass: 85.4678 u
1. Periodic Table Position of ルビジウム (37 on the Periodic Table)
Element ルビジウム has atomic number Z = 37, meaning it contains 37 protons in its atomic nucleus and 37 electrons in its neutral state. On the standard periodic table of elements, ルビジウム is located in period 5 and group Main.
2. Electron Configuration & Oxidation States (ルビジウム Charges & Configuration)
[Kr] 5s1
3. Physical Properties & Atomic Mass (ルビジウム Atomic Mass)
Element ルビジウム has a standard atomic weight of 85.4678 u. Its melting point is 312.46 K and boiling point is 961. K. The Pauling electronegativity value is 0.82.
Comprehensive chemical properties and data for Rubidium (Rb, Z=37).
4. Related Elements in the Same Chemical Family
5. Frequently Asked Questions about ルビジウム (FAQ)
What is the chemical symbol and atomic number of ルビジウム?
The chemical symbol of ルビジウム is Rb and its atomic number is 37.
What is the atomic mass and electron configuration of ルビジウム?
ルビジウム has a standard atomic mass of 85.4678 u and ground-state electron configuration of [Kr] 5s1.
What periodic table group and period does ルビジウム belong to?
ルビジウム is located in period 5 and group Main on the periodic table of elements.