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