Hóa trị và Công thức hóa học
Quiz
•
Chemistry, Physics, Science
•
2nd Grade
•
Practice Problem
•
Hard
Nguyen HaiVinh
Used 11+ times
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15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Những nguyên tố nào có hóa trị I
Bạc (Ag)
Bari (Ba)
Natri (Na)
Kali (K)
Clo (Cl)
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Những nguyên tố có hóa trị II
flo (F)
Oxi (O)
Canxi (Ca)
Kẽm (Zn)
Magie (Mg)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhóm nguyên tố có hóa trị I
Kali - K, Iôt - I, Hiđro - H
Natri - Na, Canxi (Ca), Bạc (Ag), Clo (Cl)
Kali - K, Iôt - I, Hiđro - H
Natri - Na, Canxi (Ca), Bạc (Ag), Clo (Cl), Nhôm (Al)
Kali - K, Iôt - I, Hiđro - H
Natri - Na, Canxi (Ca), Bạc (Ag), Clo (Cl), Đồng (Cu)
Kali - K, Iôt - I, Hiđro - H
Natri - Na, flo (F), Bạc (Ag), Clo (Cl)
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Nguyên tố có Hóa trị II là những nguyên tố nào
Nhôm (Al)
Bạc (Ag)
Sắt (Fe)
Đồng (Cu)
Kẽm (Zn)
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Những nguyên tố có hơn một hóa trị
Nhôm (Al)
Sắt (Fe)
Cacbon (C)
Nito (N)
Phốt pho (P)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho biết 2 nguyên tố Kim loại có hơn một hóa trị
Fe Cu
Fe Al
Ca Cu
Ba Fe
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Nguyên tố Phi kim có hơn 1 hóa trị là
Các bon (C)
Nito (N)
Lưu Huỳnh (S)
Phốt pho (P)
Clo (O)
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