таблица Менделеева, степень окисления, валентность LS

Quiz
•
Chemistry
•
9th - 12th Grade
•
Hard
Арина Химерина
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
определите, к какой подгруппе относится Zn
главная
побочная
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
к какой подгруппе относится As
главная
побочная
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
кобальт относится к
металлам
неметаллам
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
бор относится к
металлам
неметаллам
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
низшая степень окисления водорода
-2
-1
0
+1
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
высшая степень окисления фтора
-1
0
+5
+7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
валентность азота в соединении NaNO3
I
III
IV
V
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