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Explore the tabloid version of Chapter 8, Section 3 - Types of Reactions, including Synthesis, Decomposition, Single Displacement, Double Displacement, and Combustion reactions. Witness how elements react to form different compounds with intriguing examples. Learn the secrets of chemical transformations in a fun and informative way!
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The tabloid version of Chapter 8, Section 3 Types of Reactions
Also referred to as combination or composititon Synthesis Reaction A + X → AX Examples: 4 Al + 3 O2 → 2 Al2O3 Fe + Cl2 → FeCl2 2Cr + 3O2 → 2 CrO3
AX → A + X The reactant breaks down into its parts Decomposition Reeaction 2 HBr → H2 + Br2 2 FeCl3 → 2 Fe + 3 Cl2 2 N2O5 → 2N2 + 5 O2 2 KClO3 → 2 KCl + 3O2
A + BX → B + AX The lone element replaces one element in the compound. (metals replace metals, non-metals replace non-metals) Single Displacement Mg + ZnBr2 → Zn + MgBr2 Br2 + 2KI → 2KBr + I2 Zn + CuCl2 → ZnCl2 + Cu
Also referred to as double replacement or metathesis reaction AX + BY → AY + BX NaOH HCl → NaCl + H2O FeS + 2HCl → FeCl2 + H2S Double Displacement
Hydrocarbons react with oxygen to produce CO2 and H2O always Hydrocarbons consist of hydrogen and carbon (and sometimes oxygen) CH4 + 2O2 → CO2 + 2H2O Combustion
2 H2O → 2 H2 + O2 C10H8 + 12 O2 → 10 CO2 + 4 H2O Pb(NO3)2 + 2 KI → PbI2 + 2 KNO3 CO2 + H2O → H2CO3 2Na + 2H2O → 2NaOH + H2 NaCl + AgNO3 → NaNO3 + AgCl Now you try!