Теория ЭД
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Ivan Shevchuk
Used 1+ times
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10 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Вещества способные проводить электрический ток в растворе / расплаве
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Дисцилированная вода не проводит электрический ток
Да
Нет
3.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Среди перечисленных веществ выберите те, которые способны проводить электрический ток
NaCl (твердый)
NaCl (раствор)
H2SO4
Сахар
Уголь
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
При распаде на ионы вещества
NaOH -> Na + OH
Ион натрия является
Катионом
Анионом
Не несет зяряда
Вещество не распадается на ионы
5.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Выберите сильные электролиты
Ca(OH)2
HCl
H3PO4
K2SO4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Создатель теории электролитической диссоциации
С.А. Аррениус
Н.Тесла
М.В. Ломоносов
Т. Эдисон
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
При первой стадии диссоциации
H3PO4 = H+ + H2PO4
Ион H2PO4 имеет заряд
2-
-
3-
+
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