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