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How to Write the Formula for Sulfur trioxide

Learning to name chemical compounds requires that you:

  • Determine the type of compound you are working with.
  • Apply the rules for naming that type of compound.
  • Practice until it becomes second nature.
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For Sulfur trioxide use the hints and resources below to help write the formula.

Hint for Writing the Formula for Sulfur trioxide

Two non-metals = molecular. We use prefixes!

mono di tri tetra penta hexa hepta octa non dec
1 2 3 4 5 6 7 8 9 10

Sulfur trioxide Resources