NHẬN BIẾT ION TRONG DUNG DỊCH
1st Grade
•10 Qs
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NHẬN BIẾT ION TRONG DUNG DỊCH
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Hard
Nguyễn Quyên
Used 26+ times
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10 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Ion nào sau đây kết hợp với Ag+ tạo kết tủa vàng?
Cl-
Br-
NO3-
F-
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Cho các ion sau: Na+, K+, Li+, Al3+ ion nào khi đốt trên ngọn lửa vô sắc thì ngọn lửa có màu vàng?
K+
Na+
Li+
Al3+
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Cho các ion sau: Na+, K+, Li+, Al3+ ion nào khi đốt trên ngọn lửa vô sắc thì ngọn lửa có màu tím?
K+
Na+
Li+
Al3+
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Để nhận biết ion Fe3+ có thể dùng dung dịch chứa ion nào sao đây?
Ba2+
Cl-
OH-
F-
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Ion nào sau đây kết hợp với SO42- tạo kết tủa trắng?
Ba2+
Cu2+
Na+
Fe2+
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Cho các ion sau: H+, Ba2+, Ca2+, Na+, OH-. Số ion có thể dùng để nhận biết ion CO32- trong dung dịch là
2
3
4
1
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Để nhận biết các dung dịch axit: HCl, HNO3 và H3PO4 có thể dùng
bột kim loại đồng
dung dịch Cu(NO3)2
dung dịch CaCl2
dung dịch AgNO3
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