
Кислород, сера, оксиды серы

Quiz
•
Chemistry
•
9th Grade
•
Hard
Мария Шачонок
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В какой группе располагаются кислород и сера?
VI A
VII A
VI B
III
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какая степень окисления кислорода в данном соединении OF2 ?
+2
-2
+1
-1
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите аллотропные модификации серы?
ромбическая
моноклинная
пластическая
кубическая
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cu + S = CuS
В реакции с медью, сера выступает в роли :
окислителя
восстановителя
нейтрального вещества
окислительно-восстановительного реагента
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите вещество, с которым сера НЕ БУДЕТ реагировать :
O2
H2O
CI2
H2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой кислоте соответствует формула СЕРНИСТОГО ГАЗА?
H2SO4
H2SO3
H2CO3
H2SO2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите формулу пирита
FeS
ZnS
FeS2
HgS
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