Câu hỏi về nguyên tử và electron
Authored by thanh Hà
Chemistry
10th Grade
Used 1+ times
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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hạt không mang điện trong hạt nhân nguyên tử là
electron.
proton.
neutron.
neutron và electron.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Một đồng vị nguyên tố Silicon là .Nguyên tử của đồng vị này gồm
29 proton, 29 electron, 14 neutron.
14 proton, 29 electron, 29 neutron.
14 proton, 14 electron, 15 neutron.
14 proton, 15 electron, 14 neutron.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số electron tối đa trong phân lớp f là
2.
10.
6.
14.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lớp Q của một nguyên tử gồm những phân lớp nào?
2s, 2p
6s, 6p, 6d, 6f.
7s, 7p, 7d, 7f
4s, 4p
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình electron nào sau đây viết sai?
1s22s22p2.
1s22s22p63s23d74s1.
1s22s22p63s23p63d104s24p5.
1s22s22p63s23p63d34s2.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình electron của nguyên tử X (Z =27) là
1s22s22p63s23p64s23d7.
1s22s22p63s23p63d84s1.
1s22s22p63s23p63d74s2.
1s22s22p63s23p64s13d8.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình electron củanguyên tử có số hiệu nguyên tử 29 là
[Ar] 3d94s2.
[Ar] 4s23d9.
[Ar] 3d104s1.
[Ar] 3d10.
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