100
Fm
Fermium
257.0 u
Fermium
Embed This Widget
Add the script tag and a data attribute to embed this widget.
Embed via iframe for maximum compatibility.
<iframe src="https://chemfyi.com/iframe/entity//" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://chemfyi.com/entity//Add a dynamic SVG badge to your README or docs.
[](https://chemfyi.com/entity//)Use the native HTML custom element.
Cite "Fermium"
Fermium. (n.d.). In Element. Retrieved from /ja/element/fm/
"Fermium." Element, /ja/element/fm/.
@misc{fermium, title={Fermium}, url={/ja/element/fm/}}
Add one script tag to your page:
<div data-chemfyi="element" data-slug="Fm"></div>
<script src="https://cdn.jsdelivr.net/npm/chemfyi-embed@1/dist/embed.min.js" defer></script>
Embed as an iframe:
<iframe src="https://chemfyi.com/iframe/element/Fm/?style=modern&theme=light" width="420" height="400" frameborder="0" loading="lazy" style="border:0;border-radius:10px;max-width:100%"></iframe>
Paste the URL in WordPress, Medium, or Ghost:
https://chemfyi.com/ja/element/fm/
Shields.io-compatible SVG badge:
Web Component:
<chemfyi-element slug="Fm"></chemfyi-element>
<script src="https://cdn.jsdelivr.net/npm/chemfyi-embed@1/dist/embed.min.js" defer></script>
周期
7
族
—
ブロック
f-ブロック
相 (STP)
Solid
Fermium is a synthetic element named after Enrico Fermi. It was also first identified in hydrogen bomb fallout debris.
アクチノイド をもっと見る
Frequently Asked Questions
What is Fermium?
Fermium (Fm) is a chemical element with atomic number 100. It is a solid at standard temperature and pressure, classified as a アクチノイド.
What are the key properties of Fermium?
Fermium has an atomic mass of 257.0 u.
What is the electron configuration of Fermium?
The electron configuration of Fermium is [Rn] 5f12 7s2. It is in the f-block of the periodic table.
What is the electronegativity of Fermium?
Fermium has an electronegativity of 1.3 on the Pauling scale.