31 Ga Gallium 69.723 u

Gallium

Add one script tag to your page:

<div data-chemfyi="element" data-slug="Ga"></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/Ga/?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/ga/

Shields.io-compatible SVG badge:

Gallium badge ![Gallium](https://chemfyi.com/badge/element/Ga.svg)

Web Component:

<chemfyi-element slug="Ga"></chemfyi-element>
<script src="https://cdn.jsdelivr.net/npm/chemfyi-embed@1/dist/embed.min.js" defer></script>
주기
4
13
블록
p-블록
상 (표준 상태)
Solid

Gallium is a soft metal that melts just above room temperature. It is used in semiconductors, LEDs, and solar cells.

외관: 은빛 파란색

물리적 성질

원자 질량 69.723 u
밀도 5.91 g/cm³
녹는점 29.8 °C
끓는점 2399.8 °C
표준 상태에서의 상 Solid
원자 반지름 136.0 pm

전자적 성질

전기 음성도 1.81
이온화 에너지 578.8 eV
전자 친화도 28.9 eV
원자가 전자 3

전자 배치

배치 [Ar] 3d¹⁰ 4s² 4p¹

Electron Shell Configuration

Gallium electron shell configuration Ga 2e⁻ 8e⁻ 18e⁻ 3e⁻

Position in Periodic Table

Gallium position in the periodic table Ga

발견

발견자: Lecoq de Boisbaudran
연도: 1875

주기율표

란타넘족 악티늄족

Compounds Containing Gallium

더 많은 전이후 금속

Frequently Asked Questions

What is Gallium?
Gallium (Ga) is a chemical element with atomic number 31. It is a solid at standard temperature and pressure, classified as a 전이후 금속.
What are the key properties of Gallium?
Gallium has an atomic mass of 69.723 u, density of 5.91 g/cm³, melting point of 29.8°C, boiling point of 2399.8°C.
What is the electron configuration of Gallium?
The electron configuration of Gallium is [Ar] 3d10 4s2 4p1. It is in the p-block of the periodic table.
Who discovered Gallium?
Gallium was discovered by Lecoq de Boisbaudran in 1875.
What is the electronegativity of Gallium?
Gallium has an electronegativity of 1.81 on the Pauling scale.