Rubidium (Rb) - 37 on the Periodic Table | Periodic Table
Standard IUPAC: Rubidium • Symbol: Rb • Atomic Mass: 85.4678 u
1. Periodic Table Position of Rubidium (37 on the Periodic Table)
Element Rubidium 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, Rubidium is located in period 5 and group Main.
2. Electron Configuration & Oxidation States (Rubidium Charges & Configuration)
[Kr] 5s1
3. Physical Properties & Atomic Mass (Rubidium Atomic Mass)
Element Rubidium 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 Rubidium (FAQ)
What is the chemical symbol and atomic number of Rubidium?
The chemical symbol of Rubidium is Rb and its atomic number is 37.
What is the atomic mass and electron configuration of Rubidium?
Rubidium has a standard atomic mass of 85.4678 u and ground-state electron configuration of [Kr] 5s1.
What periodic table group and period does Rubidium belong to?
Rubidium is located in period 5 and group Main on the periodic table of elements.