Ag
Silver is a Transition Metals element with the symbol Ag and atomic number 47. Located in period 5, group 11 (d-block), it has an atomic weight of 107.87 u and is classified as a solid at standard temperature and pressure. Known since ancient by Known to ancients. Silver has an electron configuration of [Kr] 4d¹⁰ 5s¹ with 5 electron shells containing 2, 8, 18, 18, 1 electrons respectively. It is commonly used in: jewelry, photography, electronics, mirrors, antibacterial.
银是一种过渡金属元素，符号为Ag，原子序数为47。位于第5周期，第11族（d区），原子量为107.87 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。银的电子排布为[Kr] 4d¹⁰ 5s¹，具有5个电子层，分别含有2、8、18、18、1个电子。常见用途包括：珠宝，摄影，电子，镜子，抗菌。
Basic Properties基本属性
- Atomic Number原子序数
- 47
- Atomic Weight原子量
- 107.87 u
- Category分类
- Transition Metals过渡金属
- State at STP标准状态
- Solid固体
- Period周期
- 5
- Group族
- 11
- Block区
- d-blockd区
Physical Properties物理性质
- Melting Point熔点
- +961.78°C
- Boiling Point沸点
- +2162°C
- Density密度
- 10.50 g/cm³
- Crystal Structure晶体结构
- Face-Centered Cubic (FCC)面心立方
- Atomic Radius原子半径
- 165 pm
- Ionic Radius离子半径
- 115 pm
- Electronegativity电负性
- 1.93
Electron Configuration电子排布
- Config电子构型
- [Kr] 4d¹⁰ 5s¹
- Shells电子层
- 2, 8, 18, 18, 1
- Oxidation States氧化态
- +1, +2
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
Jewelry, photography, electronics, mirrors, antibacterial
珠宝，摄影，电子，镜子，抗菌
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 Silver comes from Ag and it was known since ancient times.
银的名称来源于其符号Ag，自古以来即为人类所知。
Memory Aid记忆口诀
Shiny and precious, best electrical conductor
最好的导电金属
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）。