Overview

Bismuth is a chemical element with symbol Bi and atomic number 83. Bismuth, a pentavalent post-transition metal, chemically resembles arsenic and antimony. Elemental bismuth may occur naturally, although its sulfide and oxide form important commercial ores.

Electron configuration

The electron configuration of Bismuth is [Xe] 4f14 5d10 6s2 6p3, with electron shells of 2, 8, 18, 32, 18, 5.

Physical and chemical properties

Bismuth is classified as a transition metal. It has an atomic mass of 208.98 and exists as a solid at standard conditions, appearing as lustrous silver.

Real-world uses of Bismuth

As a transition metal, Bismuth is typically used in alloys, industrial manufacturing, electronics, or as a catalyst in chemical reactions.

Interesting facts about Bismuth

Explore Bismuth interactively

Want to compare Bismuth with other elements or see it highlighted on the full table? Open the interactive periodic table and click on Bi to explore properties, trends, and neighboring elements. You can also test your knowledge with our periodic table quiz game.

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What is Bismuth used for?

As a transition metal, Bismuth is typically used in alloys, industrial manufacturing, electronics, or as a catalyst in chemical reactions.

What is the atomic number of Bismuth?

The atomic number of Bismuth is 83, meaning it has 83 protons in its nucleus.

What is the electron configuration of Bismuth?

The electron configuration of Bismuth is [Xe] 4f14 5d10 6s2 6p3.

Is Bismuth a metal, nonmetal, or metalloid?

Bismuth is classified as a transition metal.