ЭД 1
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
Irina Shirokova
Used 2+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Вещество, являющееся неэлектролитом
Сахар
Гидроксид калия
Серная кислота
Поваренная соль
Answer explanation
Органические вещества являются неэлетролитам. Сахар - органическое вещество
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Вещество, являющееся электролитом
Кислород
Азот
Метан
Хлорид калия
3.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Укажите, какие из ниже перечисленных веществ, являются электролитами
глюкоза
Соляная кислота
Серная кислота
Азот
Гидроксид калия
4.
MULTIPLE SELECT QUESTION
30 sec • 5 pts
Выберите из предложенного списка АНИОНЫ
Al
5.
MULTIPLE SELECT QUESTION
30 sec • 5 pts
Выберите из предложенного списка КАТИОНЫ
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Электролитическая диссоциация процесс обратимый
Правда
Ложь
7.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
Массовая доля кислорода в серной кислоте равна
65%
98%
73%
0%
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