Nguyên tử và nguyên tố hoá học lớp 8
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Medium
Cao Tơ
Used 85+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hạt nhân nguyên tử chứa hạt nào
electron, proton
proton, nơtron
electron, proton, nơtron
electron,nơtron
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tử khối đơn vị là
gam
kg
đvC
Khong biet
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nguyên tử clo có 17e. Hỏi nguyên tử clo có mấy lớp electron?
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nguyên tử cacbon có 6e. Hỏi nguyên tử cacbon có mấy lớp electron?
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tử clo có 17e. Hỏi nguyên tử clo có bao nhiêu electron ở lớp ngoài cùng?
2
5
7
8
6.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Ki hiệu hoá học của nguyên tố sắt là
7.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Kí hiệu hoá học của nguyên tố canxi là
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