ÔN TẬP VỀ NGUYÊN TỬ
Quiz
•
Chemistry
•
7th Grade
•
Practice Problem
•
Medium
Thị Thủy Mai
Used 10+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Trong nguyên tử các hạt mang điện là
neutron, electron.
proton, electron.
proton, neutron, electron.
proton, neutron.
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Hạt mang điện trong hạt nhân nguyên tử là
electron.
proton.
neutron.
proton và neutron.
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Vỏ nguyên tử được tạo nên từ loại hạt nào sau đây?
Electron.
Proton.
Proton, neutron, electron.
Proton, neutron.
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Trong một nguyên tử,
số proton = số neutron.
số electron = số neutron.
số electron = số proton.
số electron = số proton + số neutron.
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Số electron tối đa ở lớp thứ nhất là
1
2
3.
4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tử X có 9 electron, lớp ngoài cùng của nguyên tử X có số electron là
1.
2.
7.
8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tử X có 11 hạt proton và 12 neutron. Tổng số hạt trong nguyên tử X là
23.
34.
35.
46.
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