14 Si Silicon 28.085 u

Silicon

Add one script tag to your page:

<div data-chemfyi="element" data-slug="Si"></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/Si/?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/ko/element/si/

Shields.io-compatible SVG badge:

Silicon badge ![Silicon](https://chemfyi.com/badge/element/Si.svg)

Web Component:

<chemfyi-element slug="Si"></chemfyi-element>
<script src="https://cdn.jsdelivr.net/npm/chemfyi-embed@1/dist/embed.min.js" defer></script>
주기
3
14
블록
p-블록
상 (표준 상태)
Solid

Silicon is the second most abundant element in Earth's crust after oxygen. It is the foundation of modern electronics and semiconductor technology.

외관: 결정질, 푸른빛을 띤 반사 광택

물리적 성질

원자 질량 28.085 u
밀도 2.3296 g/cm³
녹는점 1413.8 °C
끓는점 3264.8 °C
표준 상태에서의 상 Solid
원자 반지름 111.0 pm

전자적 성질

전기 음성도 1.9
이온화 에너지 786.5 eV
전자 친화도 133.6 eV
원자가 전자 4

전자 배치

배치 [Ne] 3s² 3p²

Electron Shell Configuration

Silicon electron shell configuration Si 2e⁻ 8e⁻ 4e⁻

Position in Periodic Table

Silicon position in the periodic table Si

발견

발견자: Jons Jacob Berzelius
연도: 1824

주기율표

란타넘족 악티늄족

Compounds Containing Silicon

더 많은 준금속

Explore on Science FYI

Frequently Asked Questions

What is Silicon?
Silicon (Si) is a chemical element with atomic number 14. It is a solid at standard temperature and pressure, classified as a 준금속.
What are the key properties of Silicon?
Silicon has an atomic mass of 28.085 u, density of 2.3296 g/cm³, melting point of 1413.8°C, boiling point of 3264.8°C.
What is the electron configuration of Silicon?
The electron configuration of Silicon is [Ne] 3s2 3p2. It is in the p-block of the periodic table.
Who discovered Silicon?
Silicon was discovered by Jons Jacob Berzelius in 1824.
What is the electronegativity of Silicon?
Silicon has an electronegativity of 1.9 on the Pauling scale.