
ĐỀ ÔN TN SỐ 29
Quiz
•
Chemistry
•
2nd Grade
•
Practice Problem
•
Easy
Hồng Vũ
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28 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Trong phòng thí nghiệm, các kim loại kiềm được bảo quản bằng cách ngâm trong chất lỏng nào sau đây?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Anilin (C6H5NH2) tác dụng được với chất nào sau đây trong dung dịch?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kim loại nào sau đây có khối lượng riêng nhỏ nhất?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kim loại nào sau đây có tính khử yếu nhất?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Chất nào sau đây được dùng để chế thuốc đau dạ dày, làm bột nở?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho tinh thể FeSO4.7H2O vào dung dịch NaOH dư, sinh ra kết tủa X màu trắng hơi xanh. Chất X là:
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Poli(vinyl clorua) (PVC) được điều chế từ phản ứng trùng hợp chất nào sau đây?
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