
2022.7Đ.23.SỞ HẢI PHÒNG
Quiz
•
Chemistry
•
12th Grade - University
•
Practice Problem
•
Medium
Ngoc Bui
Used 2+ times
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28 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Trong dung dịch, ion nào sau đây oxi hoá được kim loại Cu?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Chất nào sau đây không phải là chất điện li?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Trong công nghiệp, kim loại Al được sản xuất bằng phương pháp điện phân nóng chảy chất nào sau đây?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kim loại X có nhiệt độ nóng chảy cao nhất, có thể được dùng để sản xuất dây tóc bóng đèn. X là:
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nhỏ lòng trắng trứng vào ống nghiệm chứa Cu(OH)2 tạo ra hợp chất phức có màu:
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hợp chất CH3COOC2H5 có tên gọi là:
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kim loại nào sau đây điều chế bằng phương pháp thuỷ luyện?
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