
Классы соединений. Степень окисления
Quiz
•
Chemistry
•
8th Grade
•
Hard
Эстетика жизни
Used 7+ times
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Чему равна степень окисления элемента в простых веществах?
0
+1
-1
сомневаюсь
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Чему равна алгебраическая сумма степеней окисления в сложных веществах?
сомневаюсь
0
+1
-1
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Какие степени окисления могут быть у водорода?
0
+1
-1
+2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Определите степень окисления азота в молекуле аммиака NH3
+1
0
+3
-3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
В каком соединении степень окисления азота равна +5 ?
N2
N2O
N2O5
N2O3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Высшая степень окисления равна
номеру периода
номеру группы
порядковому номеру
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