кислород и сера
Quiz
•
Chemistry
•
11th Grade
•
Hard

Ольга Милькевич
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
заряд ядра атома и количество электронов на внешнем уровне у серы соответственно равны:
2,6
6,2
16,6
8,6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
кислород в лаборатории получают
разложение кислород содержащих веществ
электролиз воды
фотосинтеза
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
в промышленности кислород получают
перегонкой воздуха
разложением перманганата калия
электролизом воды
разложением перекиси водорода
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
формулы высшего оксида серы
SО2
SО3
SО
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
оксид серы (VI) взаимодействует со всеми веществами ряда
NaOH, CaO, HCl
N2, KOH, H2S
Ba(OH)2, Na2O, H2O
H2S, CaO, LiaCl
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сырьём для производства серной кислоты является
SO2
Na2S
Na2SO4*10H2O
FeS2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
сульфит ион в водном растворе можно определить с помощью
СaCl2
NaCl
MgCl2
HCl
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