Chemical formula and Formula writing
  • 1. The first thing that we need to consider in writing formula.
A) Write Symbol
B) Solve
C) None of the above
D) Determine the charges
  • 2. In naming compounds, it is written in
A) Electron
B) Greek Prefixes
C) Ionic Formula
D) American Prefixes
  • 3. It is the organic compounds containing only two elements (1) Hydrogen (2) Carbon
B) Hydrogen Carbon
C) Pentene
D) Alkane
  • 4. In Greek prefixes, Deca means
A) 8
B) 1
C) 9
D) 10
E) 7
  • 5. This is the method that is used in changing charges
A) Clockwise
B) Cross
C) Horizontal
D) Criss-Cross
E) Vertical
  • 6. Type of Hydrocarbon which posses single bond in structure
A) Alkane
B) Alkyne
C) Pentene
D) Alkene
  • 7. It possess triple bonds on its structure
A) Alkane
B) Alkaline
C) Alkene
D) Alkyne
E) All in
  • 8. Lithium Oxide
B) LiO₂
C) LiCl
D) Li₂O
E) LiO
  • 9. General formula of Alkane
A) CnH2n+2
B) CnH2n
C) CnH2n-2
D) C5H10
  • 10. Magnesium Phospide
A) MgCl2
B) Mg₃N₂
C) Mg3P2
D) MgO
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