Formulas for Molecular Compounds | Fast & Easy Way | Practice Examples | Chemistry |

Science 9 - Unit B: Matter & Chemical Changes Learn to write formulas for molecular compounds in 2 simple and easy steps with practice examples. Step 1: Write the symbols for the elements in the order they appear in the name Step 2: Use subscripts to indicate the numbers of each type of atom. Prefixes: 1 = mono 2 = di 3 = tri 4 = tetra 5 = penta 6 = hexa 7 = hepta 8 = octa 9 = nona 10 = deca Answers for practice questions: carbon disulfide - CS₂ phosphorus trihydride - PH₃ boron trifluoride - BF₃ sulfur dioxide - SO₂ iodine trichloride - ICl₃ Name Molecular Compounds in 3 Easy Steps:    • Naming Molecular Compounds | Fast & E...   4 Simple Steps to Write Ionic Formulas:    • Writing  Ionic Compounds  Formulas | ...   Naming Ionic Compounds in 4 Easy Steps:    • Naming Ionic Compounds | Fast & Easy ...   Ionic and Molecular Compounds Playlist: youtube.com/playlist?list... Introduction of periodic table:    • Introduction of the Periodic Table | ...   Groups or families of the periodic table:    • Groups or Families of the Periodic Ta...   How to calculate the number of protons, electrons, and neutrons    • Atomic Mass and Atomic Number | calcu...   Chemistry Introduction Playlist: youtube.com/playlist?list... Facebook: www.facebook.com/pg/Ms-Riaz-A...

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