
20 nguyên tố hóa học đầu tiên
Quiz
•
Chemistry
•
8th Grade
•
Medium
Nghia Nguyen
Used 71+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Na là kí hiệu của nguyên tố hóa học nào?
Nitơ
Natri
Neon
Nhôm
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Nguyên tố Canxi có kí hiệu hóa học là
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
5 nguyên tố hóa học đầu tiên: H, He, Li, ..., ...
Be, B
Bo, C
N, O
Ne, Na
4.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Mg là kí hiệu hóa học của nguyên tố nào?
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Nguyên tố hóa học số thứ tự 17 là
Cl
Fl
O
S
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Nguyên tố hóa học có 8 proton
Oxi
Magie
Canxi
Nhôm
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Nguyên tố hóa học có 20 electron ở lớp vỏ
Canxi
Kali
Clo
Oxi
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