Nd
Neodymium is a Lanthanides element with the symbol Nd and atomic number 60. Located in period 6 (f-block), it has an atomic weight of 144.24 u and is classified as a solid at standard temperature and pressure. First identified in 1885 by Carl Auer von Welsbach in Austria. Neodymium has an electron configuration of [Xe] 4f⁴ 6s² with 6 electron shells containing 2, 8, 18, 22, 8, 2 electrons respectively. It is commonly used in: super strong magnets, lasers, headphones, microphones.
钕是一种镧系元素元素,符号为Nd,原子序数为60。位于第6周期(f区),原子量为144.24 u,在标准温度和压力下为固体。于1885 年首次被确认,由Carl Auer von Welsbach发现。钕的电子排布为[Xe] 4f⁴ 6s²,具有6个电子层,分别含有2、8、18、22、8、2个电子。常见用途包括:超强磁铁,激光,耳机,麦克风。
Basic Properties基本属性
- Atomic Number原子序数
- 60
- Atomic Weight原子量
- 144.24 u
- Category分类
- Lanthanides镧系元素
- State at STP标准状态
- Solid固体
- Period周期
- 6
- Group族
- —
- Block区
- f-blockf区
Physical Properties物理性质
- Melting Point熔点
- +1021°C
- Boiling Point沸点
- +3074°C
- Density密度
- 7.01 g/cm³
- Crystal Structure晶体结构
- Hexagonal Close-Packed (HCP)六方密堆积
- Atomic Radius原子半径
- 181 pm
- Ionic Radius离子半径
- 98 pm
- Electronegativity电负性
- 1.14
Electron Configuration电子排布
- Config电子构型
- [Xe] 4f⁴ 6s²
- Shells电子层
- 2, 8, 18, 22, 8, 2
- Oxidation States氧化态
- +3
Electron Shells电子层结构
Discovery发现历史
- Year年份
- 18851885 年
- Discoverer发现者
- Carl Auer von Welsbach
- Country国家
- Austria奥地利
Uses & Applications用途
Super strong magnets, lasers, headphones, microphones
超强磁铁,激光,耳机,麦克风
Common Compounds常见化合物
—
—
Room Temperature常温特性
silvery white
银白色
Did You Know? 你知道吗?
The name Neodymium comes from Nd and it was first identified in 1885.
钕的名称来源于其符号Nd,于1885年首次被确认。
Memory Aid记忆口诀
The strongest permanent magnets
最强永磁体
Appearance外观
silvery white
银白色
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)。