повторение темы "Азот"
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Hard
Анастасия Сидоренко
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Французский химик Лавуазье назвал его "безжизненный воздух"
хлор
водород
сероводород
азот
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Медный купорос
CuSO4*2H2O
2CuSO4*H2O
CuSO4*5H2O
CuSO4
3.
OPEN ENDED QUESTION
1 min • Ungraded
Тривиальное название этого вещества: NH4CI?
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4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите минимальную степень окисления атома азота:
-1
-2
-3
-4
-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите максимальную степень окисления атома азота:
+1
+7
+3
+5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Соединения азота с металлами называются:
нитратами
нитритами
нитридами
силикатами
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите верное утверждение:
Азот не реагирует с водородом
Жидкий азот применяется в косметологии
Аммиак тяжелее воздуха
Азотная кислота - слабый электролит
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