
Quiz Hóa Học
Quiz
•
Physics
•
9th Grade
•
Practice Problem
•
Hard
Nguyễn HVN
Used 2+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất nào sau đây đều là oxide:
CO2, H2SO4
HCl, NaOH
SO2, Na2O
KOH, Ba(OH)2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các chất sau: P2O5, CaO, CuSO4, Ba(OH)2. Số chất thuộc hợp chất oxide là
3.
4.
1.
2.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Điền vào chỗ trống: "Muối là những hợp chất được tạo ra khi thay thế ion ... trong ... bằng ion kim loại hoặc ion ammonium (NH4+)."
OH−, base.
OH−, acid.
H+, acid
H+, base.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào dưới đây là muối?
K2O.
K2SO4
HCl.
H2SO4.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các chất sau: NaCl, HCl, CaO, CuSO4. Số chất thuộc hợp chất muối là:
3.
4.
1.
2.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các muối NaCl, CaCO3, KNO3, K2SO4, số lượng muối tan trong nước là:
4
3
2
1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sản phẩm của phản ứng giữa dung dịch hydrochloric acid HCl với Copper(II) hydroxide Cu(OH)2 là:
CuO và H2O
CuO, H2
CuCl2, H2O
CuCl2, H2
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