
KTRA HÓA 8
Authored by Thủy Nguyễn
Chemistry
8th Grade
Used 227+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
KÝ HIỆU HÓA HỌC CỦA NT SODIUM
K
Mg
Na
Ca
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
KÝ HIỆU CỦA PHOSPHORUS
P
Al
Cu
Fe
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
kí hiệu của nitrogen là gì
N
K
Pb
Zn
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 nguyên tử oxygen
2O
O2
2O2
O
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PT HYDROGEN
H
2H
H2
2H2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
PTK CỦA CO2
12
44
36
35
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thành phần cấu tạo của hầu hết các nguyên tử
Hạt p
Hạt proton và notron
Cả 3 loại hạt
Cả 3 loại hạt
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