
Тест по теме «Сера и её соединения»
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Мира Абишева
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10 questions
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1.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Сера реагирует с:
фосфором
железом
водой
ртутью
2.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Сероводород - это:
слабая двухосновная кислота и окислитель
сильная двухосновная кислота и восстановитель
сильная двухосновная кислота и окислитель
слабая двухосновная кислота и восстановитель
3.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Сероводород взаимодействует с:
KOH
NaCl
O2
СО
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Демеркуризация - это:
выделение ртути из её сплавов с металлами
процесс растворения металлов в ртути
разложение соединений ртути
очистка помещений от ртути с помощью серы
5.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Сырьём для производства серной кислоты служат:
SO2
Na2S
S
FeS2
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Качественным реактивом на сульфат-ион является:
HCl
MgCl2
BaCl2
NaCl
7.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Разбавленная серная кислота реагирует с:
NaOH
NaCl (р-р)
Cu
MgO
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