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Бариум

56 сезиумбариумлантан
Sr

Ba

Ra
Бариум in the periodic table of the elements
Бариум in the periodic table of the elements
Бүтүн билиилэрэ
Аата, бэлиэтэ, нүөмэрэ бариум, Ba, 56
Элемент категориятаалкалин сир метал
Бөлөҕө, периода, блога 2, 6, s
Өҥөкөмүстүҥү үрүҥ
Атом маассата 137.33 g·mol−1
Электрон конфигурацията [Xe] 6s2
Электрон хахха 2, 8, 18, 18, 8, 2 (Image)
Физик характеристикалара
Фазатаsolid
Чиҥэ3.51 g·cm−3
Убаҕас чиҥэ уулларыгар3.338 g·cm−3
Ууллуу кэрдииhэ1000 K
(727 °C, 1341 °F)
Оргуйуу кэрдииhэ2170 K
(1897 °C, 3447 °F)
Ууллуу итиитэ7.12 kJ·mol−1
Уостуу итиитэ140.3 kJ·mol−1
Итиини иҥэримтиэтэ(25 °C) 28.07 J·mol−1·K−1
Паар баттааhына
P/Pa 1 10 100 1 k 10 k 100 k
at T/K 911 1038 1185 1388 1686 2170
Атом характеристикалара
Кристал тутулаcubic body centered
Аhыйыы нүөмэрэ2
(strongly basic oxide)
Электромэлдьэhиитэ0.89 (Pauling scale)
Ионизация энергиялара 1st: 502.9 kJ·mol−1
2nd: 965.2 kJ·mol−1
3rd: 3600 kJ·mol−1
Атом радиуhа215 pm
Атом радиуhа (calc.)253 pm
Ковалент радиус198 pm
Атын билиилэрэ
Магнетизмаparamagnetic
Электрик утарыы(20 °C) 332 nΩ·m
Итиини ыытыы(300 K) 18.4 W·m−1·K−1
Итии кэҥээhинэ(25 °C) 20.6 µm·m−1·K−1
Тыас түргэнэ (thin rod)(20 °C) 1620 m/s
Юҥ модула13 GPa
Кытаанах модула4.9 GPa
Сабардам модула9.6 GPa
Мос скалата1.25
CAS регистрация нүөмэрэ7440-39-3
Ордук бигэ изотоптара
Сүрүн ыстатыйа: бариум изотоптара
изо ИТ Аҥар үрэллиитэ РҮ ҮЭ (MeV) ҮО
130Ba 0.106% 130Ba is stable with 74 neutrons
132Ba 0.101% 132Ba is stable with 76 neutrons
133Ba syn 10.51 y ε 0.517 133Cs
134Ba 2.417% 134Ba is stable with 78 neutrons
135Ba 6.592% 135Ba is stable with 79 neutrons
136Ba 7.854% 136Ba is stable with 80 neutrons
137Ba 11.23% 137Ba is stable with 81 neutron
138Ba 71.7% 138Ba is stable with 82 neutrons
Халыып: КөрүүЫрытыыУларыт

Бариум диэн химия элемена. Бэлиэтэ Ba уонна атом нүөмэрэ 56.

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Бариум
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