Reaction Types

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB Mg + O 2  MgO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB Mg + O 2  MgO Decomposition (D) AB  A + B H 2 0  H 2 + O 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB Mg + O 2  MgO Decomposition (D) AB  A + B H 2 0  H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O C 2 H 6 + O 2  CO 2 + H 2 O

5 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB Mg + O 2  MgO Decomposition (D) AB  A + B H 2 0  H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O C 2 H 6 + O 2  CO 2 + H 2 O Single Replacement (SR) AX + B  BX + A Cu + AgNO 3  Ag + Cu(NO 3 ) 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB Mg + O 2  MgO Decomposition (D) AB  A + B H 2 0  H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O C 2 H 6 + O 2  CO 2 + H 2 O Single Replacement (SR) AX + B  BX + A Cu + AgNO 3  Ag + Cu(NO 3 ) 2 Double Replacement (DR) AX + BY  AY + BX NaCl + Fe(OH) 2  NaOH + FeCl 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB Mg + O 2  MgO Decomposition (D) AB  A + B H 2 0  H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O C 2 H 6 + O 2  CO 2 + H 2 O Single Replacement (SR) AX + B  BX + A Cu + AgNO 3  Ag + Cu(NO 3 ) 2 Double Replacement (DR) AX + BY  AY + BX NaCl + Fe(OH) 2  NaOH + FeCl 2 Neutralization HA + B(OH)  AB + HOH (H 2 O ) HCl + NaOH  NaCl + HOH

Balancing the reaction Law of conservation of matter: Matter cannot be created or destroyed it can only change If you started with 2 hydrogens you must end up with 2 hydrogens

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB Mg + O 2  MgO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB Mg + O 2  2MgO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B H 2 0  H 2 + O 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O C 2 H 6 + O 2  CO 2 + H 2 O Remember CHO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O C 2 H 6 + O 2  2CO 2 + H 2 O Remember CHO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O C 2 H 6 + O 2  2CO 2 + 3H 2 O Remember CHO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O C 2 H O 2  2CO 2 + 3H 2 O Remember CHO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O 2C 2 H 6 + 7O 2  4CO 2 + 6H 2 O Remember CHO

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O 2C 2 H 6 + 7O 2  4CO 2 + 6H 2 O Single Replacement (SR) AX + B  BX + A Cu + AgNO 3  Ag + Cu(NO 3 ) 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O 2C 2 H 6 + 7O 2  4CO 2 + 6H 2 O Single Replacement (SR) AX + B  BX + A Cu + 2AgNO 3  2Ag + Cu(NO 3 ) 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O 2C 2 H 6 + 7O 2  4CO 2 + 6H 2 O Single Replacement (SR) AX + B  BX + A Cu + 2AgNO 3  2Ag + Cu(NO 3 ) 2 Double Replacement (DR) AX + BY  AY + BX NaCl + Fe(OH) 2  NaOH + FeCl 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 0  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O 2C 2 H 6 + 7O 2  4CO 2 + 6H 2 O Single Replacement (SR) AX + B  BX + A Cu + 2AgNO 3  2Ag + Cu(NO 3 ) 2 Double Replacement (DR) AX + BY  AY + BX 2NaCl + Fe(OH) 2  2NaOH + FeCl 2

6 types of reactions Type of reactionGeneral EquationBalanced Example Reaction Synthesis (S) A + B  AB 2Mg + O 2  2MgO Decomposition (D) AB  A + B 2H 2 O  2H 2 + O 2 Combustion (C) C H + O 2  CO 2 + H 2 O 2C 2 H 6 + 7O 2  4CO 2 + 6H 2 O Single Replacement (SR) AX + B  BX + A Cu + 2AgNO 3  2Ag + Cu(NO 3 ) 2 Double Replacement (DR) AX + BY  AY + BX 2NaCl + Fe(OH) 2  2NaOH + FeCl 2 Neutralization (N) HB + AOH  AB + H 2 O NaOH + HCl  NaCl + H 2 O HOH

Assignment Reaction Types Worksheet Next class: Practice reaction types and balancing Predicting the products of a reaction Class after: Lab on reaction types