
hóa như đặc cầu
Authored by Hoàng Nguyên
Chemistry
12th Grade
Used 4+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
42 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất nào sau đây của sắt vừa có tính oxi hóa, vừa có tính khử
Fe2O3
FeO
Fe(OH)3
Fe(NO3)3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chọn đáp án đúng
Sắt có 8 electron lớp ngoài cùng
Sắt có 2 electron hóa trị
sắt là nguyên tố p và +3
số oxi hóa của sắt trong các hợp chất thường gặp là +2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các phản ứng sau, phản ứng nào không là phản ứng oxi hóa – khử ?
H2SO4 + Fe→ FeSO4 + H2
6H2SO4 + 2Fe→ Fe2(SO4)3 + 3SO2 + 6H2O
4H2SO4 + Fe3O4 → FeSO4 + Fe2(SO4)3 + 4H2O
4H2SO4 + 2FeO→ Fe2(SO4)3 + SO2 + 4H2O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sắt(III) oxit là chất rắn màu đỏ nâu. Công thức của sắt(III) oxit là
FeCO3
Fe2O3
Fe3O4
FeS2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho dung dịch FeCl3 vào dung dịch chất X, thu được kết tủa Fe(OH)3. Chất X là
H2S
AgNO3
NaOH
FeS2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sắt có số oxi hóa +2 trong hợp chất nào sau đây
FeCl2
Fe(NO3)3
Fe2(SO4)3
Fe2O3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức của sắt(II) sunfat là
FeS
FeSO4
Fe2(SO4)3
FeO
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
43 questions
Hợp chất của nitrogen 2025 (1)
Quiz
•
12th Grade
40 questions
Ionic Formulas
Quiz
•
10th - 12th Grade
40 questions
ข้อสอบปลายภาค เคมี 3 2564
Quiz
•
12th Grade
40 questions
PROPIEDADES PERIÓDICAS Y NOMENCLATURA QUÍMICA
Quiz
•
1st - 12th Grade
40 questions
Ôn tập dẫn xuất hidrocacbon
Quiz
•
9th - 12th Grade
40 questions
NCFE - Chemistry 2016
Quiz
•
10th - 12th Grade
40 questions
Mole Concepts Review
Quiz
•
9th - 12th Grade
46 questions
CP Chemical Reactions Practice Test
Quiz
•
10th - 12th Grade
Popular Resources on Wayground
8 questions
Spartan Way - Classroom Responsible
Quiz
•
9th - 12th Grade
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
14 questions
Boundaries & Healthy Relationships
Lesson
•
6th - 8th Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
3 questions
Integrity and Your Health
Lesson
•
6th - 8th Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
9 questions
FOREST Perception
Lesson
•
KG
20 questions
Main Idea and Details
Quiz
•
5th Grade
Discover more resources for Chemistry
20 questions
Types of Chemical Reactions
Quiz
•
9th - 12th Grade
20 questions
momentum and impulse
Quiz
•
9th - 12th Grade
40 questions
Unit 3 (Part 1) Chemical Equations & Reactions Review Game
Quiz
•
8th - 12th Grade
35 questions
Types of Chemical Reactions
Quiz
•
9th - 12th Grade
12 questions
Gas Laws Practice
Quiz
•
10th - 12th Grade
10 questions
Exploring Solubility Curves
Interactive video
•
9th - 12th Grade
15 questions
Types of Reactions
Quiz
•
9th - 12th Grade
23 questions
Review Acids & Bases
Quiz
•
10th - 12th Grade