Хемијске реакције
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard

Мимоза Ђорђевић
Used 13+ times
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10 questions
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1.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Реакције синтезе су?
2CO(g) + O2(g) = 2CO2(g)
CaCO3(s) = CaO(s) + CO2(g)
H2(g) + Cl2(g) = 2HCl(g)
Na2SO4(ag) + BaCO3(ag) = Na2CO3(aq) + BaSO4(s)
2.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Формула азотне киселине је?
3.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Формула натријум-хидроксида је?
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Број успешних судара у јединици времена. Ово је дефиниција?
топлоте хемијске реакције
хемијске равнотеже
брзине хемијске реакције
енергије активације
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Услови који су потребни за одигравање хемијске реакције су?
катализатори
енергија активације
кретање честица
успешни судари
6.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
2H2O2(aq) = 2H2O(l) + O2(g)
Ова реакција припада?
хомогеним реакцијама
реакцијама анализе
хетерогеним реакцијама
реакцијама синтезе
7.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Формула магнезијум-карбоната је?
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