
Свойства оснований
Authored by Татьяна Шипилова
Chemistry
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Что такое основания?
Сложное вещество, состоящее из металла и гидроксогруппы
Вещество, состоящее из водорода и кислотного остатка
Сложное вещество, состоящее из металла и водорода
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Растворимые основания это:
NaOH, KOH
KOH, Cu(OH)2
NaOH. Fe(OH)3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Реакция между щелочью и кислотой называется:
Реакция нейтрализации
Реакция разложения
Реакция соединения
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ba(OH)2 называется:
Гидроксид бария
Оксид бария
Гидрокарбонат бария
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите правую часть уравнения Ca(OH)2 + H2SO4 =
CaSO4 + 2H2O
CaSO3 + H2O
CaSO3 + H2O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В щелочной среде метилоранж окрашивается:
Синий
желтый
) оранжевый
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какое из приведенных ниже веществ является основанием:
Fe(OH)2
СаО
Na2SO4
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