hóa nai sừ

Quiz
•
Chemistry
•
9th - 12th Grade
•
Medium
05 Bách
Used 3+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A. Số khối.
B.Số oxi hóa.
C. Số hiệu
D. Số mol.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A.(1) điện tích, (2) độ âm điện.
B.(1) độ âm điện, (2) điện tích.
C.(1) electron, (2) độ âm điện.
D. (1) độ âm điện, (2) electron.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A. -1, 0, +1, +5
B. -1, 0, +1, +3, +5, +7.
C. -1, +3, +5, +7
D. -1, +1, +3, +5, +7.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A. Zn
B. HCl
C. ZnCl2
D. H2
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