V
Vanadium is a Transition Metals element with the symbol V and atomic number 23. Located in period 4, group 5 (d-block), it has an atomic weight of 50.942 u and is classified as a solid at standard temperature and pressure. First identified in 1801 by Andres Manuel del Rio in Mexico. Vanadium has an electron configuration of [Ar] 3d³ 4s² with 4 electron shells containing 2, 8, 11, 2 electrons respectively. It is commonly used in: steel alloy, redox flow batteries, catalysts.
钒是一种过渡金属元素,符号为V,原子序数为23。位于第4周期,第5族(d区),原子量为50.942 u,在标准温度和压力下为固体。于1801 年首次被确认,由Andres Manuel del Rio发现。钒的电子排布为[Ar] 3d³ 4s²,具有4个电子层,分别含有2、8、11、2个电子。常见用途包括:钢合金,氧化还原液流电池,催化剂。
Basic Properties基本属性
- Atomic Number原子序数
- 23
- Atomic Weight原子量
- 50.942 u
- Category分类
- Transition Metals过渡金属
- State at STP标准状态
- Solid固体
- Period周期
- 4
- Group族
- 5
- Block区
- d-blockd区
Physical Properties物理性质
- Melting Point熔点
- +1910°C
- Boiling Point沸点
- +3407°C
- Density密度
- 6.11 g/cm³
- Crystal Structure晶体结构
- Body-Centered Cubic (BCC)体心立方
- Atomic Radius原子半径
- 171 pm
- Ionic Radius离子半径
- 54 pm
- Electronegativity电负性
- 1.63
Electron Configuration电子排布
- Config电子构型
- [Ar] 3d³ 4s²
- Shells电子层
- 2, 8, 11, 2
- Oxidation States氧化态
- +2, +3, +4, +5
Electron Shells电子层结构
Discovery发现历史
- Year年份
- 18011801 年
- Discoverer发现者
- Andres Manuel del Rio
- Country国家
- Mexico墨西哥
Uses & Applications用途
Steel alloy, redox flow batteries, catalysts
钢合金,氧化还原液流电池,催化剂
Common Compounds常见化合物
—
—
Room Temperature常温特性
blue-silvery-gray
蓝银灰色
Did You Know? 你知道吗?
The name Vanadium comes from V and it was first identified in 1801.
钒的名称来源于其符号V,于1801年首次被确认。
Memory Aid记忆口诀
Strengthens steel tools
增强钢材硬度
Appearance外观
blue-silvery-gray
蓝银灰色
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)。