
hoa hoc
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Easy
Nguyen Bao
Used 1+ times
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30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quá trình khử xảy ra tại cực âm.
Đúng
Sai
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quá trình oxi hóa xảy ra tại cực dương.
Đúng
Sai
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dòng electron chuyển từ cực âm sang cực dương.
Đúng
Sai
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Không phát sinh dòng điện.
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Sai
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nhẹ là kim loại có khối riêng nhỏ hơn 10 g/cm^3 .
Đúng
Sai
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnesium, aluminium là các kim loại nặng.
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Sai
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhờ có nhiệt độ nóng chảy tương đối thấp nên chì, cadmium, thiếc trắng được sử dụng làm dây tóc bóng đèn
trong loại đèn sợi đốt.
Đúng
Sai
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