49 In Indium 114.82 u

Indium

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Period
5
Group
13
Block
p-block
Phase (STP)
Solid

Indium is a soft, malleable post-transition metal used in touchscreens (ITO), solders, and semiconductors.

Physical Properties

Atomic Mass 114.82 u
Phase at STP Solid

Electronic Properties

Electronegativity 1.78

Electron Configuration

Configuration [Kr] 4d¹⁰ 5s² 5p¹

Electron Shell Configuration

Indium electron shell configuration In 2e⁻ 8e⁻ 18e⁻ 18e⁻ 3e⁻

Position in Periodic Table

Indium position in the periodic table In

Periodic Table

Lanthanides Actinides

Compounds Containing Indium

More Post-Transition Metal

Frequently Asked Questions

What is Indium?
Indium (In) is a chemical element with atomic number 49. It is a solid at standard temperature and pressure, classified as a post-transition metal.
What are the key properties of Indium?
Indium has an atomic mass of 114.82 u.
What is the electron configuration of Indium?
The electron configuration of Indium is [Kr] 4d10 5s2 5p1. It is in the p-block of the periodic table.
What is the electronegativity of Indium?
Indium has an electronegativity of 1.78 on the Pauling scale.