97Bk
锕系元素
锫 Bk
Berkelium
物态与数值
- 物态
- 固态
- 周期／族
- 7／3
- 相对原子质量
- 247.0 （不是质量数）
- 原始密度
- 14.78 g/cm3
- 归一化密度
- 14.78 g/cm³
- 来源熔点字段
- 1259.0 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
- 2900.0 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。
Berkelium is a transuranic radioactive chemical element with symbol Bk and atomic number 97. It is a member of the actinide and transuranium element series. It is named after the city of Berkeley, California, the location of the University of California Radiation Laboratory where it was discovered in December 1949.
出处、中文名称与原始字段
- 来源位置
- multisubject/elements/raw/PeriodicTableJSON.json#/elements/96
- 原记录摘要
- 05e478cb1192c5bbfad8d9600fd3b4c7902c0966ad5d0408bfcc4d5092424c0d
- boil
- 2900
- melt
- 1259
- name
- Berkelium
- xpos
- 11
- ypos
- 10
- block
- f
- group
- 3
- image
- {'url': 'https://upload.wikimedia.org/wikipedia/commons/f/fc/Berkelium.jpg', 'title': 'It took 250 days to make enough berkelium, shown here (in dissolved state), to synthesize element 117', 'attribution': 'ORNL, Department of Energy, Public domain, via Wikimedia Commons'}
- phase
- Solid
- wxpos
- 11
- wypos
- 7
- number
- 97
- period
- 7
- shells
- [2, 8, 18, 32, 27, 8, 2]
- source
- https://en.wikipedia.org/wiki/Berkelium
- symbol
- Bk
- cpk-hex
- 8a4fe3
- density
- 14.78
- summary
- Berkelium is a transuranic radioactive chemical element with symbol Bk and atomic number 97. It is a member of the actinide and transuranium element series. It is named after the city of Berkeley, California, the location of the University of California Radiation Laboratory where it was discovered in December 1949.
- category
- actinide
- named_by
- 未知
- appearance
- silvery
- molar_heat
- 未知
- atomic_mass
- 247
- atomic_radii
- {'metallic': [170], 'empirical': None, 'calculated': None, 'van_der_waals': None, 'covalent_single': None, 'covalent_triple': None}
- density_unit
- g/cm3
- spectral_img
- 未知
- bohr_model_3d
- https://storage.googleapis.com/search-ar-edu/periodic-table/element_097_berkelium/element_097_berkelium.glb
- density_g_cm3
- 14.78
- discovered_by
- Lawrence Berkeley National Laboratory
- bohr_model_image
- https://storage.googleapis.com/search-ar-edu/periodic-table/element_097_berkelium/element_097_berkelium_srp_th.png
- electron_affinity
- -165.24
- ionization_energies
- [601]
- electron_configuration
- 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 7s2 5f9
- electronegativity_pauling
- 1.3
- electron_configuration_semantic
- [Rn] 5f9 7s2