Ôn HKII hóa 12 XH - số 3
Quiz
•
Chemistry
•
KG
•
Practice Problem
•
Medium
Hạnh Nguyễn
Used 6+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cặp chất không xảy ra phản ứng là
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi cho dung dịch Ca(OH)2 vào dung dịch Ca(HCO3)2 thấy có
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi dẫn từ từ khí CO2 đến dư vào dung dịch Ca(OH)2 thấy có
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho dãy các kim loại: Fe, Na, K, Ca. Số kim loại trong dãy tác dụng được với nước ở nhiệt độ thường là
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sản phẩm tạo thành có chất kết tủa khi dung dịch Ba(HCO3)2 tác dụng với dung dịch
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thuốc thử dung để nhận biết 3 dung dịch riêng biệt: NaCl, NaHSO4, HCl là:
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây không bị phân hủy khi nung nóng:
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