Sb
Antimony is a Metalloids element with the symbol Sb and atomic number 51. Located in period 5, group 15 (p-block), it has an atomic weight of 121.76 u and is classified as a solid at standard temperature and pressure. Known since ancient by Known to ancients. Antimony has an electron configuration of [Kr] 4d¹⁰ 5s² 5p³ with 5 electron shells containing 2, 8, 18, 18, 5 electrons respectively. It is commonly used in: flame retardants, batteries, semiconductors, alloys.
锑是一种准金属元素，符号为Sb，原子序数为51。位于第5周期，第15族（p区），原子量为121.76 u，在标准温度和压力下为固体。自古以来即为人类所知，由Known to ancients发现。锑的电子排布为[Kr] 4d¹⁰ 5s² 5p³，具有5个电子层，分别含有2、8、18、18、5个电子。常见用途包括：阻燃剂，电池，半导体，合金。
Basic Properties基本属性
- Atomic Number原子序数
- 51
- Atomic Weight原子量
- 121.76 u
- Category分类
- Metalloids准金属
- State at STP标准状态
- Solid固体
- Period周期
- 5
- Group族
- 15
- Block区
- p-blockp区
Physical Properties物理性质
- Melting Point熔点
- +630.63°C
- Boiling Point沸点
- +1587°C
- Density密度
- 6.68 g/cm³
- Crystal Structure晶体结构
- Rhombohedral菱方晶系
- Atomic Radius原子半径
- 133 pm
- Ionic Radius离子半径
- 76 pm
- Electronegativity电负性
- 2.05
Electron Configuration电子排布
- Config电子构型
- [Kr] 4d¹⁰ 5s² 5p³
- Shells电子层
- 2, 8, 18, 18, 5
- Oxidation States氧化态
- -3, +3, +5
Electron Shells电子层结构
Discovery发现历史
- Year年份
- Ancient古代
- Discoverer发现者
- Known to ancients
- Country国家
- ——
Uses & Applications用途
Flame retardants, batteries, semiconductors, alloys
阻燃剂，电池，半导体，合金
Common Compounds常见化合物
—
—
Room Temperature常温特性
silvery gray
银灰色
Did You Know? 你知道吗？
The name Antimony comes from Sb and it was known since ancient times.
锑的名称来源于其符号Sb，自古以来即为人类所知。
Memory Aid记忆口诀
Used in ancient Egypt as eye makeup
古埃及的眼影材料
Appearance外观
silvery gray
银灰色
Safety Information安全须知
- Handle with standard laboratory precautions. Refer to the Safety Data Sheet (SDS) for detailed handling instructions.
- 按照标准实验室预防措施处理。详细操作说明请参阅安全数据表（SDS）。