Chemical Elements
  • 1. What is the name of the above substance?
A) oxygen molecule
B) gas compound
C) water molecule
D) carbon dioxide
  • 2. How many atoms are in the above substance?
A) 4
B) 2
C) 1
D) 3
  • 3. The above substance has two hydrogen atoms and one?
A) chlorine atom
B) helium atom
C) carbon atom
D) oxygen atom
  • 4. The symbol above stands for?
A) carbon
B) chlorine
C) helium
D) oxygen
  • 5. What is the symbol for chlorine?
A) H
B) C
C) Co
D) Cl
  • 6. What is the symbol for oxygen?
A) O
B) Oy
C) Q
D) Ox
  • 7. What is the symbol for sodium?
A) Sd
B) Na
C) S
D) Ca
  • 8. The symbol above stands for?
A) neon
B) oxygen
C) magnesium
D) sulfur
  • 9. The symbol above stands for?
A) hydrogen
B) iron
C) fluorine
D) neon
  • 10. The symbol above stands for?
A) lead
B) gold
C) peanut butter
D) tin
  • 11. The symbol above stands for?
A) tungsten
B) iodine
C) calcium
D) potassium
  • 12. The symbol above stands for?
A) radon
B) lithium
C) tungsten
D) wood
  • 13. The formula for water is?
A) H2O
B) HHO
C) HO2
D) HO
  • 14. The formula for salt is?
A) AN
B) NA3
C) NaCL
D) NaC
  • 15. What is the symbol for helium?
A) H
B) Hel
C) He
D) HE
  • 16. What is the symbol for gold?
A) Au
B) Ag
C) G
D) Go
  • 17. What is the symbol for silver?
A) Si
B) Au
C) S
D) Ag
  • 18. What does the above formula represent?
A) ozone
B) air
C) oxygen
D) gas
  • 19. The symbol above stands for?
A) helium
B) lead
C) hydrogen
D) tungsten
  • 20. The symbol above stands for?
A) gold
B) lithium
C) sulfur
D) silver
  • 21. The symbol above stands for?
A) cobolt
B) beryllium
C) boron
D) copper
  • 22. What is the symbol for boron?
A) Br
B) Bn
C) B
D) Bo
  • 23. What is the symbol for nitrogen?
A) N
B) Na
C) Ni
D) S
  • 24. What is the symbol for flourine?
A) Pb
B) F
C) Fl
D) Na
  • 25. What is the symbol for neon?
A) He
B) H
C) N
D) Ne
  • 26. What is the symbol for aluminium?
A) Al
B) A
C) Am
D) Cl
  • 27. What is the symbol for silicon?
A) So
B) S
C) Sc
D) Si
  • 28. What is the symbol for argon?
A) B
B) Ar
C) N
D) Pb
  • 29. What is the symbol for calcium?
A) C
B) Ca
C) Cl
D) Na
  • 30. What is the symbol for nickel?
A) N
B) O
C) Ni
D) P
  • 31. The symbol above stands for?
A) copper
B) sulfur
C) zinc
D) cobolt
  • 32. The symbol above stands for?
A) hydrogen
B) zinc
C) mercury
D) sodium
  • 33. The symbol above stands for?
A) silicon
B) mercury
C) oxygen
D) hydrogen
  • 34. The symbol above stands for?
A) silicon
B) zinc
C) sulfur
D) calcium
  • 35. The symbol above stands for?
A) boron
B) phosphorus
C) potassium
D) neon
  • 36. The symbol above stands for?
A) gold
B) silver
C) cobolt
D) copper
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