ÔN TẬP HKI HÓA 10
Quiz
•
Chemistry
•
10th Grade
•
Medium
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26 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Các hạt cấu tạo nên hầu hết các nguyên tử là
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Tổng số hạt cơ bản (proton, electron, neutron) trong nguyên tử M là 82, nguyên tử M có số khối bằng 56. Số hạt electron trong M là
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tử 2311Na có số hạt:
11 proton, 11 electron, 12 neutron
11 proton, 12 electron, 12 neutron
12proton, 11 electron, 12 neutron
11 proton, 12 electron, 12 neutron
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Nguyên tố hóa học gồm các nguyên tử có cùng số hạt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Có các đồng vị sau: 1H, 2H, 35Cl, 37Cl. Từ các đồng vị trên, có thể tạo ra bao nhiêu phân tử HCl có thành phần đồng vị khác nhau?
2
4
6
8
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Nguyên tố Nitrogen (N) trong thiên nhiên là hỗn hợp gồm hai đồng vị là (99,63%) và (0,37%). Nguyên tử khối trung bình của Nitrogen là
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Cấu hình electron của nguyên tử nguyên tố X là 1s22s22p63s23p5. Số electron ở lớp ngoài cùng của X là
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