химия 8 класс
8th Grade
•10 Qs
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химия 8 класс
Quiz
•
Chemistry
•
8th Grade
•
Hard
Динара Нартбаева
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Чему равна молекулярная масса соляной кислоты?
36
82
100
98
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите сульфат кальция :
Ca(OH)2
CaO
CaSO4
CaCl2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сколько нейтронов содержится у цинка?
30
35
65
40
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как называются соли соляной кислоты?
НИТРАТЫ
КАРБОНАТЫ
СУЛЬФАТЫ
ХЛОРИДЫ
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой металл не будет взаимодействовать с соляной кислотой?
железо
цинк
магний
серебро
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какому элементу соответствует электронная конфигурация 1s22s22p63s23p2?
кремнийй
криптон
железо
кислород
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите гидроксид алюминия
Al2O3
AlCl3
Al2(SO4)3
Al(OH)3
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