
Диссоциация солей
Authored by Tatiana Codreanu
Chemistry
8th Grade
Used 10+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Дайте определение солям как электролитам.
Электролиты, которые диссоциируют с образованием катионов водорода и анионов кислотных остатков.
Электролиты, которые диссоциируют с образованием анионов ОН и катионов металла.
Электролиты, которые диссоциируют на катионы металла и анионы кислотного остатка.
2.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Назовите электролит Na3PO4
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Выберите формулы средних солей.
NaCl
NaHSO4
Ca(HCO3)2
CaCO3
Na2SO4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Назовите анион SO32-.
сульфат
сульфит
сульфид
карбонат
5.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Определи вещество и запиши область его применения.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Кислая соль гидрокарбонат кальция диссоциирует на
Са2+ + HCO3-
Са2+ + 2HCO3-
Са2+ + HCO32-
Са2+ + CO32-
7.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Впиши формулу в уравнение диссоциации соли
карбонат натрия = 2Na+ + CO32-
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