Technetium (Tc) - 43 on the Periodic Table | Periodic Table

Standard IUPAC: Technetium • Symbol: Tc • Atomic Mass: 98 u

Quick Factsheet: Technetium (symbol Tc, atomic number 43) is element 43 on the periodic table of elements. It has a standard atomic weight of 98 u and an electron configuration of [Kr] 5s2 4d5. On the periodic table, Technetium is classified in period 5 and group Main.

1. Periodic Table Position of Technetium (43 on the Periodic Table)

Element Technetium has atomic number Z = 43, meaning it contains 43 protons in its atomic nucleus and 43 electrons in its neutral state. On the standard periodic table of elements, Technetium is located in period 5 and group Main.

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

Full Electron Configuration: [Kr] 5s2 4d5

Common Oxidation States (Charges): -3,-1,1,2,3,4c,5,6,7c

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

Element Technetium has a standard atomic weight of 98 u. Its melting point is 2430. K and boiling point is 4538. K. The Pauling electronegativity value is 1.9.

Comprehensive chemical properties and data for Technetium (Tc, Z=43).

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

4. Related Elements in the Same Chemical Family

Sc (Z=21) Ti (Z=22) V (Z=23) Cr (Z=24) Mn (Z=25) Fe (Z=26)

5. Frequently Asked Questions about Technetium (FAQ)

What is the chemical symbol and atomic number of Technetium?

The chemical symbol of Technetium is Tc and its atomic number is 43.

What is the atomic mass and electron configuration of Technetium?

Technetium has a standard atomic mass of 98 u and ground-state electron configuration of [Kr] 5s2 4d5.

What periodic table group and period does Technetium belong to?

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

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