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Quiz
•
Science, Chemistry
•
1st Grade
•
Hard
Anna Svalova
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Нахожусь, друзья, везде:
В минералах и в воде.
Без меня вы как без рук:
Нет меня - огонь потух.
углекислый газ
кислороод
азот
угарный газ
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Я светоносный элемент.
Я спички вам зажгу в момент.
Сожгут меня - и под водой
Оксид мой станет кислотой
Сера
Углерод
Хлор
Фосфор
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Сильным электролитом является
RbOH
H2S
H2SO3
H2CO3
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Диссоциирует на 3 моля ионов
NaOH
H2SO4
H2S
H3PO4
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Я непригоден для дыхания!
Но все как будто бы не слышат
И постоянно мной дышат.
кислород
азот
6.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
CaCO3 реагирует с щёлочью
Да
Нет
7.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Na2SO4 реагирует с KOH
Нет
Да
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