
Повторение

Quiz
•
Chemistry
•
1st Grade
•
Medium
Anna Svalova
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Неон используют в качестве охладителя в криогенных установках
О химическом элементе
О веществе
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Бром содержится в морской воде
О веществе
О химическом элементе
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Сурьма растворима в «Царской водке»
О веществе
О химическом элементе
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Расположите химические элементы –
1) литий 2) азот 3) углерод
в порядке уменьшения электроотрицательности
231
123
132
213
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Степень окисления азота в (NH4)3PO4
0
+3
-3
+5
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Степень окисления кислорода в OF2
+2
-2
-1
+1
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ионная химическая связь в
кристаллической сере
твёрдом йоде
чилийской селитре
кислороде воздуха
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