43 Tc Technetium 97.0 u

Technetium

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Period
5
Group
7
Block
d-block
Phase (STP)
Solid

Technetium was the first artificially produced element. Its isotope Tc-99m is widely used in medical diagnostic imaging.

Physical Properties

Atomic Mass 97.0 u
Phase at STP Solid

Electronic Properties

Electronegativity 1.9

Electron Configuration

Configuration [Kr] 4d⁵ 5s²

Electron Shell Configuration

Technetium electron shell configuration Tc 2e⁻ 8e⁻ 18e⁻ 13e⁻ 2e⁻

Position in Periodic Table

Technetium position in the periodic table Tc

Periodic Table

Lanthanides Actinides

More Transition Metal

Frequently Asked Questions

What is Technetium?
Technetium (Tc) is a chemical element with atomic number 43. It is a solid at standard temperature and pressure, classified as a transition metal.
What are the key properties of Technetium?
Technetium has an atomic mass of 97.0 u.
What is the electron configuration of Technetium?
The electron configuration of Technetium is [Kr] 4d5 5s2. It is in the d-block of the periodic table.
What is the electronegativity of Technetium?
Technetium has an electronegativity of 1.9 on the Pauling scale.