
Sieros junginiai

Quiz
•
Chemistry
•
10th Grade
•
Hard

Ana Diadiūra
Used 5+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
И сернистый газ, и оксид серы (VI) будут реагировать со следующей парой веществ
Н2О и СО2
NaOH и CaO
H2S и О2
H2O и Cl2
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Оксиды классифицируются...
на кислотные, основные и амфотерные
на кислотные и основные
на щелочные, основные, кислотные и амфотерные
на простые и сложные
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Укажите кислотный оксид:
S2O6
SO3
H2S
CaO
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
С каким катионом анион SO42- дает осадок?
K1+
Al3+
Ca2+
Ba2+
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Раствор серной кислоты может взаимодействовать со всеми веществами группы
Mg(OH)2, BaCl2, FeO, Zn
CuO, Fe, HNO3, NaOH
MgO, CO2, NaCl, Fe(OH)3
NaOH, ZnO, Cu, Na2CO3
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Схема превращения S+6 ? S+4 соответствует уравнению реакции
H2SO4 + Zn → ZnSO4 + H2
2SO2 + O2 → 2SO3
SO3 + H2O → H2SO4
Cu + 2H2SO4 → CuSO4 + SO2 + 2H2O
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Распределение электронов по энергетическим уровням в атоме серы:
2, 6
2, 8, 6
2, 8, 8
2, 8, 8, 6
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