
8 класс повторение

Quiz
•
Chemistry
•
11th Grade
•
Hard
Chemistry YOU
Used 1+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите все неметаллы
сера
хлор
магний
Na
H
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какую валентность проявляет Na в своих соединениях?
I
II
III
IV
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите формулу кислоты
HCl
NaOH
CaO
KI
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите формулу оксида
Li2O
Ca(OH)2
HIO
NaH
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите все амфотерные оксиды
ZnO
Al2O3
BaO
Ag2O
NO2
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите все металлы
Ra
I
Li
P
H
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите все элементы, которые способны проявлять валентность V в своих соединениях
P
Br
O
B
Al
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