81Tl
后过渡金属
铊 Tl
Thallium
物态与数值
- 物态
- 固态
- 周期／族
- 6／13
- 相对原子质量
- 204.38 （不是质量数）
- 原始密度
- 11.85 g/cm3
- 归一化密度
- 11.85 g/cm³
- 来源熔点字段
- 577.0 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
- 1746.0 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。
Thallium is a chemical element with symbol Tl and atomic number 81. This soft gray post-transition metal is not found free in nature. When isolated, it resembles tin, but discolors when exposed to air.
出处、中文名称与原始字段
- 来源位置
- multisubject/elements/raw/PeriodicTableJSON.json#/elements/80
- 原记录摘要
- 05e478cb1192c5bbfad8d9600fd3b4c7902c0966ad5d0408bfcc4d5092424c0d
- boil
- 1746
- melt
- 577
- name
- Thallium
- xpos
- 13
- ypos
- 6
- block
- p
- group
- 13
- image
- {'url': 'https://upload.wikimedia.org/wikipedia/commons/5/55/Thallium_%2881_Tl%29.jpg', 'title': '8 grams pure thallium under argon. Original size in cm: 0.7 x 1.5', 'attribution': 'Hi-Res Images ofChemical Elements, CC BY 3.0 <https://creativecommons.org/licenses/by/3.0>, via Wikimedia Commons, source: https://images-of-elements.com/thallium.php'}
- phase
- Solid
- wxpos
- 27
- wypos
- 6
- number
- 81
- period
- 6
- shells
- [2, 8, 18, 32, 18, 3]
- source
- https://en.wikipedia.org/wiki/Thallium
- symbol
- Tl
- cpk-hex
- a6544d
- density
- 11.85
- summary
- Thallium is a chemical element with symbol Tl and atomic number 81. This soft gray post-transition metal is not found free in nature. When isolated, it resembles tin, but discolors when exposed to air.
- category
- post-transition metal
- named_by
- 未知
- appearance
- silvery white
- molar_heat
- 26.32
- atomic_mass
- 204.38
- atomic_radii
- {'metallic': [170], 'empirical': [190], 'calculated': [156], 'van_der_waals': [196], 'covalent_single': [144], 'covalent_triple': [150]}
- density_unit
- g/cm3
- spectral_img
- 未知
- bohr_model_3d
- https://storage.googleapis.com/search-ar-edu/periodic-table/element_081_thallium/element_081_thallium.glb
- density_g_cm3
- 11.85
- discovered_by
- William Crookes
- bohr_model_image
- https://storage.googleapis.com/search-ar-edu/periodic-table/element_081_thallium/element_081_thallium_srp_th.png
- electron_affinity
- 36.4
- ionization_energies
- [589.4, 1971, 2878]
- electron_configuration
- 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p1
- electronegativity_pauling
- 1.62
- electron_configuration_semantic
- [Xe] 4f14 5d10 6s2 6p1