Strontium (Sr) - 38 on the Periodic Table | Periodic Table

Standard IUPAC: Strontium • Symbol: Sr • Atomic Mass: 87.62 u

Quick Factsheet: Strontium (symbol Sr, atomic number 38) is element 38 on the periodic table of elements. It has a standard atomic weight of 87.62 u and an electron configuration of [Kr] 5s2. On the periodic table, Strontium is classified in period 5 and group Main.

1. Periodic Table Position of Strontium (38 on the Periodic Table)

Element Strontium has atomic number Z = 38, meaning it contains 38 protons in its atomic nucleus and 38 electrons in its neutral state. On the standard periodic table of elements, Strontium is located in period 5 and group Main.

2. Electron Configuration & Oxidation States (Strontium Charges & Configuration)

Full Electron Configuration: [Kr] 5s2

Common Oxidation States (Charges): 1,2c

3. Physical Properties & Atomic Mass (Strontium Atomic Mass)

Element Strontium has a standard atomic weight of 87.62 u. Its melting point is 1050. K and boiling point is 1655. K. The Pauling electronegativity value is 0.95.

Comprehensive chemical properties and data for Strontium (Sr, Z=38).

Explore interactive 3D electron orbitals, isotopes, and properties on the periodic table: Open on Interactive Table 🚀

4. Related Elements in the Same Chemical Family

Be (Z=4) Mg (Z=12) Ca (Z=20) Ba (Z=56) Ra (Z=88)

5. Frequently Asked Questions about Strontium (FAQ)

What is the chemical symbol and atomic number of Strontium?

The chemical symbol of Strontium is Sr and its atomic number is 38.

What is the atomic mass and electron configuration of Strontium?

Strontium has a standard atomic mass of 87.62 u and ground-state electron configuration of [Kr] 5s2.

What periodic table group and period does Strontium belong to?

Strontium is located in period 5 and group Main on the periodic table of elements.

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