Степени окисления
Quiz
•
Chemistry
•
8th - 11th Grade
•
Hard
Елена Музок
Used 22+ times
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10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Степень окисления хлора в соединении KClO3 равна:
+ 3
- 3
+ 5
- 5
+ 1
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Степень окисления марганца в соединении K2MnO4
+7
+6
+5
-4
+ 1
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Степень окисления кислорода в соединении Н2О2 равна:
+1
+2
-1
-2
0
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Степень окисления серы в соединении ZnSO4 равна:
+5
+4
-4
+6
-6
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Степень окисления азота в соединении Al(NO3)3 равна:
+5
-3
-5
+2
+1
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Степень окисления фосфора в соединении Ca3(PO4)2 равна
+3
+4
-2
+1
+5
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Степень окисления серы в соединении MnSO3 равна:
+6
+4
-4
+2
0
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