62Sm
镧系元素
钐 Sm
Samarium
物态与数值
- 物态
- 固态
- 周期／族
- 6／3
- 相对原子质量
- 150.362 （不是质量数）
- 原始密度
- 7.52 g/cm3
- 归一化密度
- 7.52 g/cm³
- 来源熔点字段
- 1345.0 K（部分来源实际为三相点，教学前需核对条件）
- 来源沸点字段
- 2173.0 K
部分超重元素属性为预测值，不能当作已审实验值。氢原始气体密度单位与归一化单位不同，均保留展示。
英文来源解释
中文翻译待补。
Samarium is a chemical element with symbol Sm and atomic number 62. It is a moderately hard silvery metal that readily oxidizes in air. Being a typical member of the lanthanide series, samarium usually assumes the oxidation state +3.
出处、中文名称与原始字段
- 来源位置
- multisubject/elements/raw/PeriodicTableJSON.json#/elements/61
- 原记录摘要
- 05e478cb1192c5bbfad8d9600fd3b4c7902c0966ad5d0408bfcc4d5092424c0d
- boil
- 2173
- melt
- 1345
- name
- Samarium
- xpos
- 8
- ypos
- 9
- block
- f
- group
- 3
- image
- {'url': 'https://upload.wikimedia.org/wikipedia/commons/8/88/Samarium-2.jpg', 'title': 'Ultrapure Sublimated Samarium, 2 grams. Original size in cm: 0.8 x 1.5', 'attribution': 'Unknown authorUnknown author, CC BY 1.0 <https://creativecommons.org/licenses/by/1.0>, via Wikimedia Commons, source: https://images-of-elements.com/samarium.php'}
- phase
- Solid
- wxpos
- 8
- wypos
- 6
- number
- 62
- period
- 6
- shells
- [2, 8, 18, 24, 8, 2]
- source
- https://en.wikipedia.org/wiki/Samarium
- symbol
- Sm
- cpk-hex
- 8fffc7
- density
- 7.52
- summary
- Samarium is a chemical element with symbol Sm and atomic number 62. It is a moderately hard silvery metal that readily oxidizes in air. Being a typical member of the lanthanide series, samarium usually assumes the oxidation state +3.
- category
- lanthanide
- named_by
- 未知
- appearance
- silvery white
- molar_heat
- 29.54
- atomic_mass
- 150.362
- atomic_radii
- {'metallic': [180.4], 'empirical': [185], 'calculated': [238], 'van_der_waals': None, 'covalent_single': [172], 'covalent_triple': None}
- density_unit
- g/cm3
- spectral_img
- 未知
- bohr_model_3d
- https://storage.googleapis.com/search-ar-edu/periodic-table/element_062_samarium/element_062_samarium.glb
- density_g_cm3
- 7.52
- discovered_by
- Lecoq de Boisbaudran
- bohr_model_image
- https://storage.googleapis.com/search-ar-edu/periodic-table/element_062_samarium/element_062_samarium_srp_th.png
- electron_affinity
- 15.63
- ionization_energies
- [544.5, 1070, 2260, 3990]
- electron_configuration
- 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f6
- electronegativity_pauling
- 1.17
- electron_configuration_semantic
- [Xe] 4f6 6s2