
Ôn tập HKii
Authored by huyen pham
Chemistry
4th Grade
Used 10+ times

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45 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình e nào sau đây là của nguyên tử kim loại?
1s22s22p6
1s22s22p63s23p4
1s22s22p63s23p5
1s22s22p63s1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính chất hoá học của kim loại là
Bị oxy hoá
Tính oxy hoá
Bị khử
Dễ nhường proton
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào sau đây có độ cứng lớn nhất trong tất cả các kim loại ?
Fe
W
Cu
Cr
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào sau đây có nhiệt độ nóng chảy lớn nhất trong tất cả các kim loại ?
W
Zn
Pb
Al
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào sau đây có tính dẫn điện tốt nhất trong tất cả các kim loại ?
Au
Ag
Cu
Al
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào sau đây dẻo nhất trong tất cả các kim loại ?
Au
Ag
Cu
Al
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy gồm các nguyên tố được xếp theo chiều giảm dần tính kim loại là:
Mg, Al, K, Na
Al, Mg, Na, K
Na, K, Al, Mg
K, Na, Mg, Al
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