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