Class 10 Science

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Across
  1. 3. Reaction where one element replaces another
  2. 4. Ensuring the number of atoms of each element is equal on both sides
  3. 7. Insoluble solid formed in a reaction
  4. 9. Addition of oxygen or removal of hydrogen
  5. 10. Reaction where two or more substances combine to form one
Down
  1. 1. Reaction where a compound breaks into simpler substances
  2. 2. Removal of oxygen or addition of hydrogen
  3. 5. Representation of a chemical reaction using symbols
  4. 6. Substance that takes part in a chemical reaction
  5. 8. Substance formed after a chemical reaction