
Kiểm tra bài cũ 6.4
Quiz
•
Chemistry
•
6th - 8th Grade
•
Medium
Nhung Nguyen
Used 8+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kim loại nào đứng đầu trong dãy hoạt động hóa học?
K
Mg
Fe
Ag
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào không tác dụng với hydrochloric acid (HCl) loãng?
Mg
Al
Zn
Cu
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Đốt cháy rải magnesium Mg trong oxygen O2 thu được
MgO
MgCl2
H2O
Mg(OH)2
4.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Nguyên tử được cấu tạo bởi những hạt nào
(Chọn nhiều đáp án)
proton
neutron
nuclear
electron
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Nhận định sau đúng hay sai?
"Kim loại khác nhau có mức độ hoạt động khác nhau"
Đúng
Sai
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong dãy hoạt động hóa học, calcium (Ca) đứng sau kim loại nào?
Na
Mg
Al
Cu
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kí hiệu hóa học của nguyên tố silver là
Zn
Ag
Pb
Cu
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