
Ken_ Hóa học
Quiz
•
Science
•
3rd Grade
•
Practice Problem
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Nguyên tố nào sau đây thuộc nhóm kim loại kiềm (nhóm IA)?
A. Canxi (Ca)
B. Natri (Na)
C. Nhôm (Al)
D. Lưu huỳnh (S)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Nguyên tố có số hiệu nguyên tử 1 là:
A. Helium (He)
B. Hydrogen (H)
C. Lithium (Li)
D. Boron (B)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Nguyên tố nào thuộc nhóm Halogen (nhóm VIIA)?
A. Clo (Cl)
B. Oxy (O)
C. Neon (Ne)
D. Magie (Mg)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Nguyên tố nào là khí hiếm (nhóm VIIIA)?
A. Argon (Ar)
B. Lưu huỳnh (S)
C. Kali (K)
D. Photpho (P)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Nguyên tố nào là phi kim và chiếm phần lớn không khí Trái Đất?
A. Oxy (O)
B. Nitơ (N)
C. Cacbon (C)
D. Hidro (H)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Nguyên tố nào có tính dẫn điện và dẫn nhiệt tốt nhất?
A. Đồng (Cu)
B. Bạc (Ag
C. Nhôm (Al)
D. Sắt (Fe)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
8. Nguyên tố nào có số hiệu nguyên tử 26 và là kim loại từ tính mạnh?
A. Fe
B. Co
C. Ni
D. Mn
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