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Chemical Reactions & Review Problems

Chemical Reactions & Review Problems. 2KClO 3 2KCl + 3O 2. Answer is based on the using the elements on the REACTANT side of chemical reaction . HCl + NaOH NaCl + H 2 O. Answer is based on the using the elements on the PRODUCT side of chemical reaction . Mg+ 2HCl MgCl 2 + H 2.

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Chemical Reactions & Review Problems

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  1. Chemical Reactions & ReviewProblems

  2. 2KClO3 2KCl + 3O2 Answer is based on the using the elements on the REACTANT side of chemical reaction.

  3. HCl + NaOHNaCl + H2O Answer is based on the using the elements on the PRODUCT side of chemical reaction.

  4. Mg+ 2HClMgCl2 + H2 Answer is based on the using the elements on the PRODUCT side of chemical reaction.

  5. 2H2 + O2 2H2O Answer is based on the using the elements on the REACTANT side of chemical reaction.

  6. 2Al + 3NiBr2 2AlBr3 + 3Ni Answer is based on the using the elements on the PRODUCT side of chemical reaction.

  7. 4Al + 3O2 2Al2O3 Answer is based on the using the elements on the PRODUCT side of chemical reaction.

  8. 2NaCl 2Na + Cl2 Answer is based on the using the elements on the REACTANT side of chemical reaction.

  9. CaCl2 + F2CaF2 + Cl2 Answer is based on the using the elements on the REACTANT side of chemical reaction.

  10. AgNO3 + KClAgCl + KNO3 Answer is based on the using the elements on the PRODUCT side of chemical reaction.

  11. N2 + 3H22NH3 Answer is based on the using the elements on the REACTANT side of chemical reaction.

  12. 2H2O2 2H2O + O2 Answer is based on the using the elements on the REACTANT side of chemical reaction.

  13. MgI2 + Br2 MgBr2 + I2 Answer is based on the using the elements on the PRODUCT side of chemical reaction.

  14. SO3 + H2O H2SO4 Answer is based on the using the elements on the PRODUCT side of chemical reaction.

  15. 2KClO3 2KCl + 3O2 • The REACTANTS are breaking down into smaller molecules. • Therefore a DECOMPOSITION reaction is the result. What type of reaction is the above reaction?

  16. HCl + NaOHNaCl + H2O • The elements in the REACTANTS are switching with each other to become new molecules. • Therefore a DOUBLE REPLACEMENT reaction is the result. What type of reaction is the above reaction?

  17. Mg+ 2HClMgCl2 + H2 • The elements in the REACTANTS are switching with each other to become new molecules. • Therefore a SINGLE REPLACEMENT reaction is the result. What type of reaction is the above reaction? .

  18. 2H2 + O2 2H2O • The elements in the REACTANTS are COMBINING with each other to become new molecules. • Therefore a SYNTHESIS or ADDITION or BIOSYNTHESIS reaction is the result. What type of reaction is the above reaction?

  19. 2Al + 3NiBr2AlBr3 + 3Ni • The elements in the REACTANTS are switching with each other to become new molecules. • Therefore a SINGLE REPLACEMENT reaction is the result. What type of reaction is the above reaction?

  20. 4Al + 3O2 2Al2O3 • The elements in the REACTANTS are COMBINING with each other to become new molecules. • Therefore a SYNTHESIS or ADDITION or BIOSYNTHESIS reaction is the result. What type of reaction is the above reaction?

  21. 2NaCl 2Na + Cl2 • The elements in the REACTANTS are BREAKING DOWN from each other to become new molecules OR elements. • Therefore a DECOMPOSITION reaction is the result. What type of reaction is the above reaction?

  22. CaCl2 + F2CaF2 + Cl2 • The elements in the REACTANTS are switching with each other to become new molecules. • Therefore a SINGLE REPLACEMENT reaction is the result. What type of reaction is the above reaction?

  23. AgNO3 + KClAgCl + KNO3 • The elements in the REACTANTS are switching with each other to become new molecules. • Therefore a DOUBLE REPLACEMENT reaction is the result. What type of reaction is the above reaction?

  24. N2 + 3H22NH3 • The elements in the REACTANTS are COMBINING with each other to become new molecules. • Therefore a SYNTHESIS or ADDITION or BIOSYNTHESIS reaction is the result. What type of reaction is the above reaction?

  25. 2H2O2 2H2O + O2 • The elements in the REACTANTS are BREAKING DOWN with each other to become new molecules. • Therefore a DECOMPOSITION reaction is the result. What type of reaction is the above reaction?

  26. MgI2 + Br2 MgBr2 + I2 • The elements in the REACTANTS are switching with each other to become new molecules. • Therefore a SINGLE REPLACEMENT reaction is the result. What type of reaction is the above reaction?

  27. SO3 + H2O H2SO4 • The elements in the REACTANTS are COMBINING with each other to become new molecules. • Therefore a SYNTHESIS or ADDITION or BIOSYNTHESIS reaction is the result. What type of reaction is the above reaction?

  28. Atomic Structure: C B 12 -4 A C 6 D What does each letter represent?

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