
bài tập ôn tập axit
Authored by Xuân Vinh
Chemistry
1st - 2nd Grade
Used 3+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Oxit axit tác dụng với nước tạo thành
dung dịch Bazo
dung dịch axit
không xảy ra phản ứng
dung dịch muối
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Oxit bazơ tác dụng với axit tạo thành
muối
Bazo
Axit
Muối và nước
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Canxi oxit thuộc loại
Oxit bazo
Oxit axit
oxit lương tính
oxit trung tính
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Để nhận biết hai chất rắn màu trắng K2O và MgO ta dùng hóa chất nào sau đây?
Quỳ tím
Nước
Dung dịch HCl
giấy phenolphtalein
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Dung dịch nào sau đây làm quỳ tím chuyển đỏ?
dd NaOH
H2SO4 loãng
dd NaCl
Nước
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
CTHH của chất nào sau đây thuộc hợp chất a xít
KCl
KOH
BaO
HCl
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Kim loại Al tác dụng với dung dịch HCl loãng giải phóng khí
SO2.
O2.
H2.
H2S.
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