Ti
Titanium is a Transition Metals element with the symbol Ti and atomic number 22. Located in period 4, group 4 (d-block), it has an atomic weight of 47.867 u and is classified as a solid at standard temperature and pressure. First identified in 1791 by William Gregor in England. Titanium has an electron configuration of [Ar] 3d² 4s² with 4 electron shells containing 2, 8, 10, 2 electrons respectively. It is commonly used in: aircraft, implants, jewelry, golf clubs, paint pigment.
钛是一种过渡金属元素,符号为Ti,原子序数为22。位于第4周期,第4族(d区),原子量为47.867 u,在标准温度和压力下为固体。于1791 年首次被确认,由William Gregor发现。钛的电子排布为[Ar] 3d² 4s²,具有4个电子层,分别含有2、8、10、2个电子。常见用途包括:飞机,植入物,珠宝,高尔夫球杆,油漆颜料。
Basic Properties基本属性
- Atomic Number原子序数
- 22
- Atomic Weight原子量
- 47.867 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
- 4
- Block区
- d-blockd区
Physical Properties物理性质
- Melting Point熔点
- +1668°C
- Boiling Point沸点
- +3287°C
- Density密度
- 4.54 g/cm³
- Crystal Structure晶体结构
- Hexagonal Close-Packed (HCP)六方密堆积
- Atomic Radius原子半径
- 176 pm
- Ionic Radius离子半径
- 61 pm
- Electronegativity电负性
- 1.54
Electron Configuration电子排布
- Config电子构型
- [Ar] 3d² 4s²
- Shells电子层
- 2, 8, 10, 2
- Oxidation States氧化态
- +2, +3, +4
Electron Shells电子层结构
Discovery发现历史
- Year年份
- 17911791 年
- Discoverer发现者
- William Gregor
- Country国家
- England英国
Uses & Applications用途
Aircraft, implants, jewelry, golf clubs, paint pigment
飞机,植入物,珠宝,高尔夫球杆,油漆颜料
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 Titanium comes from Ti and it was first identified in 1791.
钛的名称来源于其符号Ti,于1791年首次被确认。
Memory Aid记忆口诀
Strong as titanium
钛合金坚不可摧
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)。