Indium

Atomic symbol: In
Atomic number: 49
Atomic mass: 114.82

Appearance: Soft, silvery-white solid at 25°C

Group: 13
Period: 5
Series: Post-transition metals
Block: p
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p¹

Used in electronics and in semiconductors.

Ductile, malleable and toxic.

Fun Fact! Indium is so soft and malleable that it can be cut with a knife, scratched with a fingernail, and bent into most shapes.

https://www.livescience.com/37352-indium.html#:~:text=Indium%20is%20a%20lustrous%20silvery,typically%20obtained%20as%20a%20byproduct.