
Hóa
Quiz
•
Chemistry
•
5th Grade
•
Easy
ca pu
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
đâu là oxit bazo
CaO
Ba(OH)2
P2O5
SO2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
đâu là oxit axit
BaO
CO2
NaOH
H2SO4
3.
OPEN ENDED QUESTION
1 min • 1 pt
viết và cân bằng phương trình
Fe + HCl -->
Evaluate responses using AI:
OFF
4.
OPEN ENDED QUESTION
1 min • 1 pt
viết lại và cân bằng phương trình
BaCl2 + H2SO4 -->
Evaluate responses using AI:
OFF
5.
OPEN ENDED QUESTION
1 min • 1 pt
viết lại và cân bằng phương trình sau
Na2CO3 + HCl -->
Evaluate responses using AI:
OFF
6.
OPEN ENDED QUESTION
45 sec • 1 pt
Nêu ít nhất 2 công thức tính số mol
vd : n=?
n(khí đktc) =?
n ( khí đkc ) =?
Evaluate responses using AI:
OFF
7.
OPEN ENDED QUESTION
45 sec • 1 pt
Nêu công thức tính khối lượng
m = ?
Evaluate responses using AI:
OFF
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