Tính chất hóa học của Oxi
Quiz
•
Chemistry
•
6th - 8th Grade
•
Hard
Le Trang
Used 13+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Khí oxy phản ứng được với...
kim loại
phi kim
hợp chất
cả ba phương án trên
2.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Lưu huỳnh phản ứng với oxy tạo ra lưu huỳnh đi-ôxit. Phản ứng hóa học là:
S + O2 -->
3.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Natri phản ứng với oxi tạo ra natri oxit.
Biết rằng Natri hóa trị 1, Oxy hóa trị 2.
Phản ứng hóa học là:
Na + O2 -->
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Sắt bị ô-xi hóa trong không khí tạo ra Sắt (III) Ô-xít. Phản ứng hóa học là:
2Fe + O2 --> 2FeO
3Fe + 4O2 --> Fe3O4
3Fe + O2 --> Fe3O2
4Fe + 3O2 --> 2Fe2O3
5.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Phốt pho tác dụng với oxi sinh ra phốt pho penta oxit.
Phản ứng hóa học là: P + O2 -->
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Đồng phản ứng với oxy sinh ra Đồng (I) oxit. Phản ứng là:
2Cu + O2 --> 2CuO
4Cu + O2 --> 2Cu2O
Cu + O2 --> CuO2
2Cu + 3O2 --> 2CuO3
7.
FILL IN THE BLANK QUESTION
20 sec • 1 pt
Nhôm (hóa trị 3) tác dụng với Oxi sinh ra Nhôm Oxit. Phản ứng là:
Al + O2 -->
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