
Вопросы по химии

Quiz
•
Chemistry
•
7th Grade
•
Easy
Рушана Рахмедин
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
Сколько простых веществ записано в ряду формул: H2O, N2, O3, HNO 3, P2O5, S, Fe, CO2, KOH.
Evaluate responses using AI:
OFF
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
К сложным относятся оба вещества:
С (уголь) и S (сера)
CO2 (углекислый газ) и H2O (вода)
Fe (железо) и CH4 (метан)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Выберите правильное утверждение: Простые вещества состоят из атомов одного вида.
Верно
Неверно
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Водород в составе воды:
А) простое вещество
Б) атом
В) молекула
Д) все ответы
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Отметьте сложное вещество :
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