
Диссоциация и РИО
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите верные утверждения
Расплав вещества может быть электролитом
Хлорид натрия - сильный электролит
Сахароза является электролитом
Слабые электролиты диссоциируют полностью
2.
DRAG AND DROP QUESTION
1 min • 1 pt
Взаимодействие соляной кислоты с нитратом серебра в ионном виде записывается как:
(a) + (b) = (c)
3.
CLASSIFICATION QUESTION
3 mins • 1 pt
Распределите соединения по способности к электролитической диссоциации
Groups:
(a) Сильные электролиты
,
(b) Слабые электролиты
,
(c) Неэлектролиты
NaOH
HMnO4
HClO
H2SiO3
HCl
C6H12O6
CO
NH3*H2O
MnO2
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите два вещества, которые вступают в РИО с образованием осадка
NaCl
H2S
Cu(NO3)2
HCl
BaSO4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
При взаимодействии раствора карбоната калия с нитратом хрома(III) образуется ...
CrCO3
Cr(OH)2
Cr2(CO3)3
Cr(OH)3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой признак протекания РИО характеризует взаимодействие сульфита натрия с хлоридом бария?
Растворение осадка
Образование осадка
Выделение газа
Выделение газа и образование осадка
7.
DRAG AND DROP QUESTION
1 min • 1 pt
Сокращенное ионное уравнение
Ba(2+) + PO4(3-) = Ba3(PO4)2
в молекулярном виде записывается как
(a) + (b) = Ba3(PO4)2 + ...
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