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Understanding Types of Chemical Reactions in Chemistry

Explore patterns in chemical equations depicting synthesis, decomposition, single replacement, and double replacement reactions. Learn to identify reaction types and write chemical equations.

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Understanding Types of Chemical Reactions in Chemistry

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  1. Law of Conservation of Matter Nothing can be created or destroyed. (What goes in must come out.)

  2. Types of Reactions Notes • What pattern do you see in the following equations? • NH3 + HCl  NH4Cl • CO + Cl2 COCl2 • PCl3 + Cl2  PCl5 • 2P + 3 Br2 2PBr3 • Pattern Equation: ____________________ • Type of Reaction: ____________________

  3. Synthesis or Direct Combination Reaction

  4. Types of Reactions Notes • What pattern do you see in the following equations? • CaCO3 CaO + CO2 • CaSO3 CaO + SO2 • MnI2  Mn + I2 • C2H6N2 C2H6 + N2 • Pattern Equation: ____________________ • Type of Reaction: ____________________

  5. Decomposition Reaction

  6. Types of Reactions Notes • What pattern do you see in the following equations? • Zn + Cu(NO3)2 Zn(NO3)2 + Cu • Fe + H2SO4 FeSO4 + H2 • Br2 + 2NaI  2NaBr + I2 • 2Mg + TiCl4 2MgCl2 + Ti • Pattern Equation: ____________________ • Type of Reaction: ____________________

  7. Single Replacement Reaction

  8. Types of Reactions Notes • What pattern do you see in the following equations? • AgNO3 + NaCl  NaNO3 + AgCl • 2NaBr + CuSO4 Na2SO4 + CuBr2 • 2NaI + Pb(NO3)2  2NaNO3 + PbI2 • 2KI + Pb(NO3)2 2KNO3 + PbI2 • Pattern Equation: ____________________ • Type of Reaction: ____________________

  9. Double Replacement Reaction

  10. 4 Types of Reactions Synthesis Decomposition Single Displacement Double Displacement

  11. Some Practice Write as many chemical reactions as you can think of using the following atoms and molecules as reactants.

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