
Простые и сложные вещества

Quiz
•
Chemistry
•
8th Grade
•
Hard
Лена Мейрамхан
FREE Resource
13 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
Простое вещество состоит из атомов одного химического элемента (например, кислород O₂), а сложное вещество образовано атомами разных элементов (например, вода H₂O).
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Металлический натрий активно реагирует с водой.
Да
Нет
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Водород используется в топливных элементах для производства энергии.
Да
Нет
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сероводород содержит атомы серы.
Да
Нет
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фосфор входит в состав ДНК.
Да
Нет
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Железо используется для производства стали.
Да
Нет
7.
OPEN ENDED QUESTION
3 mins • 1 pt
Распределяет вещества на простые.
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