
Химические уравнения
Authored by Bohdan Zavydovskyi
Chemistry
7th - 8th Grade
12 Questions
Used 41+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ЭТО РЕАКЦИЯ :
К +О2 = КО2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
этот тип реакции:
CaCl2 = Ca +Cl2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
тип реакции:
ZnO + H2 = Zn + H2O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
тип реакции:
CaO +2HCl = CaCl2 + H2O
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Составьте уравнение реакции:
Ответ дайте в виде суммы коэффициентов в уравнении реакции
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Составьте уравнение реакции:
Ответ дайте в виде суммы коэффициентов в уравнении реакции
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Составьте уравнение реакции:
Ответ дайте в виде суммы коэффициентов в уравнении реакции
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