HÓA 9 - TIẾT 8 - LUYỆN TẬP TÍNH CHẤT HÓA HỌC CỦA OXIT, AXIT
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Phạm Thị Vân Anh
Used 14+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất không tác dụng với axit sunfuric đặc, nóng sinh ra khí SO2 là
Cu.
Au.
Fe.
Al.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để pha loãng dung dịch axit sunfuric nười ta pha chế bằng cách nào?
Rót nhanh nước vào axit đặc.
Rót nhanh axit đặc vào nước.
Rót từ từ axit đặc vào nước.
Rót từ từ nước vào axit đặc.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Axit H2SO4 loãng tác dụng với các chất trong dãy nào sau đây?
CO2, NaOH, Al, Mg.
Cu, Ba(OH)2, Cu(OH)2, Fe.
Zn, NaOH, CuSO4, FeO.
Fe, CuO, NaoH, BaCl2.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CaO tác dụng với các chất trong dãy nào sau đây?
Fe2O3, HCl, P.
NaOH, H2SO4, Fe.
H2O, NaCl, SO2.
H2O, HCl, CO2.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để loại bỏ khí CO2, SO2 lẫn vào khí O2, người ta dùng
Dung dịch HCl.
Dung dịch Ca(OH)2.
H2O.
Dung dịch CuSO4.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhóm chất nào sau đây đều làm quỳ tím hóa đỏ?
H2SO4, HCl.
H2SO4, NaOH.
HCl, NaCl.
HCl, CuSO4.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cặp chất nào sau đây cùng tồn tại trong một dung dịch?
HCl, Fe.
HCl, NaOH.
H2SO4, Na2SO4.
H2SO4, CuO.
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