Гидроксид скандия

Гидроксид скандия
Изображение молекулярной модели
Общие
Систематическое
наименование
Гидроксид скандия
Хим. формула Sc(OH)3
Физические свойства
Состояние белое аморфное вещество
Молярная масса 95,98 г/моль
Плотность 2,65 г/см³
Классификация
Рег. номер CAS 17674-34-9
PubChem
Рег. номер EINECS 241-658-0
SMILES
InChI
ChemSpider
Приведены данные для стандартных условий (25 °C, 100 кПа), если не указано иное.

Гидроксид скандия — неорганическое соединение, гидроксид металла скандия с формулой Sc(OH)3, белое аморфное вещество, не растворимое в воде.

Получение

  • Действие горячей воды на металлический скандий:
  • Действие щелочей на растворимую соль скандия:

Физические свойства

Гидроксид скандия — белое аморфное вещество, свежеосаждённое имеет состав Sc(OH)3n H2O, на воздухе постепенно обезвоживается.

Кристаллический гидроксид получен гидротермальным методом, принадлежит к кубической сингонии, пространственная группа I m3, параметры ячейки a = 0,7888 нм, Z = 8.

Не растворяется в воде, p ПР = 27,06.

Химические свойства

  • Разлагается при нагревании:
  • Реагирует с щелочами:

Литература

  • Химическая энциклопедия / Редкол.: Кнунянц И.Л. и др.. — М.: Советская энциклопедия, 1995. — Т. 4. — 639 с. — ISBN 5-82270-092-4.
  • Справочник химика / Редкол.: Никольский Б.П. и др.. — 2-е изд., испр. — М.Л.: Химия, 1966. — Т. 1. — 1072 с.
  • Справочник химика / Редкол.: Никольский Б.П. и др.. — 3-е изд., испр. — Л.: Химия, 1971. — Т. 2. — 1168 с.
  • Лидин Р.А. и др. Химические свойства неорганических веществ: Учеб. пособие для вузов. — 3-е изд., испр. — М.: Химия, 2000. — 480 с. — ISBN 5-7245-1163-0.
  • Рипан Р., Четяну И. Неорганическая химия. Химия металлов. — М.: Мир, 1972. — Т. 2. — 871 с.


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