Protons, Neutrons, Electrons Quiz - اختبار
- 1. What is the atomic number of nickel?
A) 28
B) 59
C) 10
D) 58
- 2. How many protons does calcium have?
A) 20
B) 40.1
C) 20.1
D) 12
- 3. How many neutrons does lithium have?
A) 4
B) 7
C) 3
D) 6.9
- 4. What is the chemical symbol for calcium?
A) Cl
B) C
C) Ca
D) Cc
- 5. What is the chemical symbol for hydrogen?
A) He
B) Hd
C) Hy
D) H
- 6. What is the chemical symbol for potassium?
A) Po
B) P
C) Pa
D) K
- 7. What is the chemical symbol for sodium?
A) S
B) Sa
C) Na
D) NA
- 8. What is the chemical symbol for bromine?
A) Bi
B) B
C) Br
D) Bo
- 9. What is the atomic number of oxygen?
A) 6
B) 8
C) 7
D) 16
- 10. What is the atomic number of copper?
A) 63
B) 64
C) 29
D) 35
- 11. How many protons does beryllium have?
A) 5
B) 4
C) 9
D) 14
- 12. How many neutrons does manganese have?
A) 30
B) 55
C) 25
D) 54.9
- 13. How many neutrons does sodium have?
A) 23
B) 12
C) 23.0
D) 11
- 14. How many neutrons does chlorine have?
A) 19
B) 35.5
C) 36
D) 17
- 15. How many electrons does silicon have?
A) 28
B) 14
C) 7
D) 28.1
- 16. How many electrons does fluorine have?
A) 9
B) 10
C) 19
D) 1
- 17. What is the atomic number of americium (Am)?
A) 95
B) 148
C) 243
D) 6
- 18. What is the atomic number of tungsten (W)?
A) 110
B) 74
C) 184
D) 183.9
- 19. How many electrons does phosphorus have?
A) 16
B) 18
C) 31
D) 15
- 20. How many electrons does antimony (Sb) have?
A) 51
B) 121.8
C) 71
D) 122
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