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