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Type: Multiple-Choice
Category: Reactions
Level: Grade 9
Author: DebBioBeCa
Last Modified: 7 years ago

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Grade 9 Reactions

Which of the following is a balanced equation?
  1. 3N2+3H2 → 2NH3
  2. 4Al+6HCl → 3H2+2AlCl3
  3. 2O2+3H2 → 2H2O
  4. 2K+Cl2 → 2KCl