VỊ TRÍ - CẤU TẠO KIM LOẠI
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Easy
Linh Vu Nguyen Thuy
Used 14+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Số electron lớp ngoài cùng của các nguyên tử kim loại thuộc nhóm IIA là
3
2
4
1
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Công thức chung của oxit kim loại thuộc nhóm IA là
R2O3.
RO2.
R2O.
RO.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Cấu hình electron của nguyên tử Na (Z =11) là
1s22s2 2p6 3s2.
1s22s2 2p6.
1s22s22p63s1.
1s22s22p63s23p1.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hai kim loại đều thuộc nhóm IIA trong bảng tuần hoàn là
Sr, K.
Sr, K.
Be, Al.
Ca, Ba.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hai kim loại đều thuộc nhóm IA trong bảng tuần hoàn là
Sr, K.
Na, K.
Be, Al.
Ca, Ba.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Nguyên tử Fe có Z = 26, cấu hình e của Fe là
[Ar] 3d6 4s2.
[Ar] 4s1 3d7.
[Ar] 3d7 4s1.
[Ar] 4s2 3d6.
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Nguyên tử Cu có Z = 29, cấu hình e của Cu là
[Ar] 3d9 4s2.
[Ar] 4s2 3d9.
[Ar] 3d10 4s1.
[Ar] 4s1 3d10.
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