
hoáaaa
Authored by oanh diepp
Chemistry
9th Grade
Used 2+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
57 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Chắc tác dụng với nước tạo ra dung dịch bazơ là
K2O
CuO
CO
SO2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
chất khí nào sau đây là nguyên nhân gây ra hiệu ứng nhà kính?
CO2
O2
N2
H2
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sắt(lll) oxit (Fe2O3) tác dụng được với
Nước, sản phẩm là axit
Axit, sản phẩm là muối và nước
Nước, sản phẩm là bazơ
Bazơ, sản phẩm là muối và nước
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Để hòa tan hoàn toàn 3,6g FeO cần bao nhiêu gam dd axit clohđric 10%?
1,825g
3,65g
18,25g
36,5g
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Chất nào sau đây thuộc loại ôxít lưỡng tính?
Al2O3
CO
CaO
SO2
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Một ôxít của sắt có thành phần phần trăm theo khối lượng của ép e bằng 70 % biết phân tử khối của ôxít bằng 160đvC . Công thức hoá học oxit là
FeO
Fe3O4
Fe2O3
Cả A và B
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Để tách riêng Fe2O3 ra khỏi hỗn hợp BaO và Fe2O3 ta dùng:
Nước
giấy quỳ tím
dd HCl
dd
Access all questions and much more by creating a free account
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
Already have an account?
Similar Resources on Wayground
60 questions
C5 C10 Metal Reactivity and Extraction
Quiz
•
9th - 12th Grade
60 questions
molar mass
Quiz
•
9th Grade
52 questions
super honor
Quiz
•
9th - 12th Grade
60 questions
De thi Hóa 9 hk2
Quiz
•
9th Grade
55 questions
АЛКАНЫ
Quiz
•
9th - 12th Grade
54 questions
NC Physical Science Review Chem
Quiz
•
8th - 12th Grade
55 questions
FINAL Physical Science FINAL Review
Quiz
•
9th - 12th Grade
56 questions
Chemistry Semester 1 Review
Quiz
•
9th - 12th Grade
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
54 questions
Analyzing Line Graphs & Tables
Quiz
•
4th Grade
22 questions
fractions
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
15 questions
Equivalent Fractions
Quiz
•
4th Grade
Discover more resources for Chemistry
20 questions
Types of Chemical Reactions
Quiz
•
9th - 12th Grade
10 questions
Formative 3BC: Ionic v Covalent Bonds
Quiz
•
9th Grade
10 questions
Exploring Stoichiometry Concepts
Interactive video
•
6th - 10th Grade
20 questions
Mixed Bonding Naming
Quiz
•
9th Grade
20 questions
Chemical Reactions
Quiz
•
9th Grade
20 questions
electron configurations and orbital notation
Quiz
•
9th - 12th Grade
14 questions
Reaction Types, Balancing, and Predicting Products
Quiz
•
9th - 12th Grade
8 questions
Empirical and Molecular Formulas
Lesson
•
9th - 12th Grade