Across
- 3. when molecules undergo a molecular rearrangement to produce a physical change
- 4. It is how a chemical reaction is represented in writing.
- 6. electric accumulator
- 8. It is the result of a chemical reaction or other situation, the result of a reactant
- 10. is the process by which elements in a system undergo chemical changes to suffer a transformation
- 12. are the particles with a negative elementary electric charge
Down
- 1. It is when two or more substances enter in a reaction, the products are completely different from the reactants.
- 2. An interaction of two people of connection
- 5. It is the action that is exercised between people or an object.
- 7. commonly used is carbamide peroxide in concentrations
- 9. a substance that causes a chemical reaction
- 11. it is the chemical element that the human being needs to live