
중3 1단원 화학반응의 규칙과 에너지 변화 총정리
Quiz
•
Science
•
9th Grade
•
Practice Problem
•
Hard
주영 한
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
화학 반응에서 변하지 않는 질량을 설명하는 법칙은 무엇인가?
일정 성분비 법칙
화합물 생성 법칙
질량 보존 법칙
기체 반응 법칙
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
향기가 퍼지는 것은 물리 변화에 해당한다.
O
x
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
화학 반응에서 원소가 결합할 때 성립하는 비율은 무엇인가?
상대적 질량비
무작위 질량비
변화하는 질량비
일정한 질량비
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
화학 반응이 일어날 때 물질의 총질량은 어떻게 되는가?
증가한다
감소한다
변하지 않는다
무작위로 변한다
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
메테인의 연소 반응의 반응물과 생성물이 아닌 것은?
CH4
O2
CO2
H2O2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
화합물을 구성하는 성분 원소 사이의 질량비가 일정하다는 법칙은 무엇인가?
기체 반응 법칙
화학 반응 법칙
일정 성분비 법칙
질량 보존 법칙
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
기체 반응 법칙에서 다른 것과 같지 않은 것은?
계수비
부피비
원자수의 비
분자수의 비
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