
K11-Ôn tập thi HK1
Quiz
•
Chemistry
•
11th Grade
•
Easy
Đinh Thi Hồng Nhung
Used 4+ times
FREE Resource
73 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Cho phản ứng: FeO + HNO3 → Fe(NO3)3 + NO + H2O
Vai trò của HNO3 trong phản ứng trên là:
Chất oxi hóa.
Chất khử
axit.
bazơ.
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Cho phản ứng: Cu + HNO3( loãng) → Cu(NO3)2 + NO + H2O
Hệ số các chất của phản ứng lần lượt là
4, 6, 5, 7, 4.
4, 8, 4, 2, 4.
2, 4, 2, 1, 2.
3, 8, 3, 2, 4.
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
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