八下第一章化學反應
Quiz
•
Chemistry
•
8th - 12th Grade
•
Hard
JOESPH HSU
Used 9+ times
FREE Resource
Enhance your content
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
氯化鈣與碳酸鈉混合的實驗中,將氯化鈣與碳酸鈉混合後,所產生之沉澱物為何種顏色?
黃色
藍色
粉紅色
白色
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A物質 8公克與B物質 20公克反應,其反應式為 2 A+B → 3 C+D,反應後產生D物質 10公克,剩下A物質 1公克,則請問產生C物質為若干公克?
14
17
18
20
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列化學反應平衡式的寫法,何者正確?
2H2O2+MnO2→2H2O+O2
Mg+O2→MgO2
CaCO3+HCl→CaCl2+CO2+H2O
4Na+O2→2Na2O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
設X、Y、Z分別代表三種相異之元素,2甲+2Y→2X2Y+Z2為已均衡的化學反應式,依據道耳頓之原子說,甲的化學式為下列何者?
XZ
XYZ2
X2Z
Y2Z2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知氯化鈣水溶液與硫酸鈉水溶液的化學反應式如右:CaCl2+Na2 SO4 → CaSO4+NaCl(係數未平衡),則係數平衡後,其係數總和為多少?
4
5
6
7
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
22克的二氧化碳氣體中,下列何項正確?(C=12,O=16)
共有6×1023個分子
含有3×1023個氧原子
含有6×1023個碳原子
共有9×1023個原子
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列何者質量最大?(原子量:H=1,O=16)
0.4莫耳氧氣分子
3×1023個氧原子
9公克水
6×1022個水分子
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?
Similar Resources on Wayground
20 questions
課題六 微觀世界II
Quiz
•
7th - 9th Grade
20 questions
國二上理化Chap2_3 空氣的組成 2024 1029
Quiz
•
8th Grade
20 questions
PRAREMAJA QUIZ
Quiz
•
9th Grade
20 questions
化學元素選擇題
Quiz
•
8th Grade
20 questions
Topic 4 Composition of Matter - Review
Quiz
•
9th Grade
23 questions
3-3 酸鹼濃度
Quiz
•
8th Grade
20 questions
神化学<対共通テスト:典型元素(前編)>
Quiz
•
11th Grade
17 questions
4~1影響反應速率的因素
Quiz
•
8th - 9th Grade
Popular Resources on Wayground
20 questions
Brand Labels
Quiz
•
5th - 12th Grade
11 questions
NEASC Extended Advisory
Lesson
•
9th - 12th Grade
10 questions
Ice Breaker Trivia: Food from Around the World
Quiz
•
3rd - 12th Grade
10 questions
Boomer ⚡ Zoomer - Holiday Movies
Quiz
•
KG - University
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
Adding Integers
Quiz
•
6th Grade
10 questions
Multiplication and Division Unknowns
Quiz
•
3rd Grade
20 questions
Multiplying and Dividing Integers
Quiz
•
7th Grade
Discover more resources for Chemistry
20 questions
Physical and Chemical Properties
Quiz
•
8th Grade
20 questions
Counting Atoms Practice
Quiz
•
8th Grade
32 questions
Unit 2/3 Test Electrons & Periodic Table
Quiz
•
10th Grade
20 questions
Physical or Chemical Change/Phases
Quiz
•
8th Grade - University
20 questions
COUNTING ATOMS
Quiz
•
10th Grade
20 questions
Chemical Reactions
Quiz
•
8th Grade
20 questions
Atomic Structure
Quiz
•
10th - 12th Grade
33 questions
Unit 2-3 Electrons and Periodic Trends
Quiz
•
10th Grade