
ĐIỀU CHẾ KL, KLK, KLKT
Authored by Quỳnh Phạm
Chemistry
1st Grade
Used 3+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
36 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
CO khử được oxit kim loại nào sau đây?
BaO
Al2O3
CuO
Fe2O3
ZnO
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Phương pháp nhiệt luyện điều chế được kim loại nào sau đây?
Fe
Na
Mg
K
Cu
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong phân tử BaSO4, Ba có số oxi hóa là
+1
+2
-2
-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho CO dư đi qua hỗn hợp CuO, MgO, Al2O3, FeO, Fe3O4 sau phản ứng hoàn toàn thu được hỗn hợp rắn gồm
Cu, MgO, Al, Fe
Cu, MgO, Al, FeO
Cu, MgO, Al2O3, Fe
Cu, Mg, Al2O3, Fe
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong phân tử NaCl, Na có số oxh là
+1
-1
+2
-2
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
H2 không khử được oxit nào sau đây
CuO
Na2O
MgO
Al2O3
Fe2O3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số oxi hóa của kim loại kiềm thổ trong hợp chất là
+1
+2
-1
-2
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
36 questions
Kimia Tingkatan
Quiz
•
1st - 5th Grade
40 questions
TABLA DE VALENCIA
Quiz
•
1st - 5th Grade
31 questions
chemia "systematyka związków nieorganicznych"
Quiz
•
1st - 5th Grade
32 questions
Grupos de la tabla periódica
Quiz
•
1st - 4th Grade
40 questions
UAS KImia Anorganik
Quiz
•
1st - 2nd Grade
37 questions
Soal kimia
Quiz
•
1st Grade
40 questions
40 pierwiastków
Quiz
•
1st - 2nd Grade
34 questions
hidroliz elektroliz
Quiz
•
1st 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
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
20 questions
Figurative Language Review
Quiz
•
6th Grade
Discover more resources for Chemistry
20 questions
Telling Time to the Hour and Half hour
Quiz
•
1st Grade
10 questions
Exploring Rosa Parks and Black History Month
Interactive video
•
1st - 5th Grade
20 questions
Place Value
Quiz
•
KG - 3rd Grade
13 questions
Fractions
Quiz
•
1st - 2nd Grade
20 questions
CVC Words
Quiz
•
KG - 1st Grade
15 questions
Place Value tens and ones
Quiz
•
1st Grade
16 questions
Money - Coins
Lesson
•
1st - 2nd Grade
20 questions
Halves and Fourths
Quiz
•
1st Grade