化學方程式
Quiz
•
Others
•
2nd Grade
•
Practice Problem
•
Easy
가의 이
Used 9+ times
FREE Resource
Enhance your content in a minute
16 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
用大理石和鹽酸製作二氧化碳
Evaluate responses using AI:
OFF
Answer explanation
2HCl+CaCO3➡️CaCl2+CO2+H2O
2.
OPEN ENDED QUESTION
3 mins • 1 pt
碳酸氫鈉加熱
Evaluate responses using AI:
OFF
Answer explanation
2NaHCO3➡️Na2CO3+CO2+H2O
3.
OPEN ENDED QUESTION
3 mins • 1 pt
銅加熱得氧化銅
Evaluate responses using AI:
OFF
Answer explanation
Cu+1/2O2➡️CuO
4.
OPEN ENDED QUESTION
3 mins • 1 pt
燃燒氫氣
Evaluate responses using AI:
OFF
Answer explanation
H2+1/2O2➡️H2O
5.
OPEN ENDED QUESTION
3 mins • 1 pt
用氫氣還原氧化銅
Evaluate responses using AI:
OFF
Answer explanation
CuO+H2➡️Cu+H2O
6.
OPEN ENDED QUESTION
3 mins • 1 pt
碳的燃燒
Evaluate responses using AI:
OFF
Answer explanation
C+O2➡️CO2
7.
OPEN ENDED QUESTION
3 mins • 1 pt
取氧化鈣與適量的二氧化碳混合得到碳酸鈣
Evaluate responses using AI:
OFF
Answer explanation
CaO+CO2➡️CaCO3
Create a free account and access millions of resources
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Classlink
Continue with Clever
or continue with
Microsoft
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
Popular Resources on Wayground
10 questions
Honoring the Significance of Veterans Day
Interactive video
•
6th - 10th Grade
9 questions
FOREST Community of Caring
Lesson
•
1st - 5th Grade
10 questions
Exploring Veterans Day: Facts and Celebrations for Kids
Interactive video
•
6th - 10th Grade
19 questions
Veterans Day
Quiz
•
5th Grade
14 questions
General Technology Use Quiz
Quiz
•
8th Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
15 questions
Circuits, Light Energy, and Forces
Quiz
•
5th Grade
19 questions
Thanksgiving Trivia
Quiz
•
6th Grade
Discover more resources for Others
9 questions
FOREST Community of Caring
Lesson
•
1st - 5th Grade
14 questions
States of Matter
Lesson
•
KG - 3rd Grade
13 questions
Veterans' Day
Quiz
•
1st - 3rd Grade
10 questions
Charlie Brown's Thanksgiving Adventures
Interactive video
•
2nd - 5th Grade
20 questions
Multiplication Mastery Checkpoint
Quiz
•
1st - 5th Grade
20 questions
Subtraction Facts
Quiz
•
2nd Grade
20 questions
Multiplication Facts
Quiz
•
2nd - 3rd Grade
20 questions
Place Value
Quiz
•
KG - 3rd Grade