Hoá trị các nguyên tố hoá học
Authored by phạm thạch
Other
10th Grade
Used 19+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
hoá trị của Helium :
IV
II
I
X
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
hoá trị Hydrogen :
IV
II
I
KO
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
hoá trị Lithium :
IV
II
I
KO
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
hoá trị Beryllium :
IV
II
I
KO
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
hoá trị Boron :
I
II
III
IV
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
hoá trị Carbon :
I,III
II,IV
III,I
IV
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
hoá trị Nitrogen :
I
II
III,I
I,II,III,IV,V
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