MYP 10
 
 


MYP 10 - Units of study

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E-assessement

B1: Periodic Table:

  • metals (and non-metals);
  • transition metals.
  • Redox reactions:
  • reactivity series;
  • extraction of metals, and corrosion,
  • electrochemical cells

B2: Organic Chemistry:

  • IUPAC naming and classification of:
  • alkanes,
  • alkenes,
  • alcohols,
  • carboxylic acids and esters;
  • structural formulas

B3: Energy changes in reactions:

  • endo- and exothermicity;
  • combustion of fuels.

B4: The atmosphere:

  • characteristics of gases;
  • atmospheric composition,
  • testing and treatment;
  • extraction, emission and environmental implications.

B5: Reaction kinetics:

  • rates, and factors affecting rates
  • collision theory

B6: Equilibria:

  • reversible reactions;

Work units in brief


Content Program of study and Assessment (x)   AoI

Unit 1: Metals and materials

Students should:

  • have a clear idea of a reactivity series as applied to metals reacting with water, steam, air, dilute acids
  • understand the competition for metals and appreciate the role of reduction in the manufacture of metals
  • appreciate the problems associated with the manufacture of bulk metals
  • appreciate the importance of metals as materials in the everyday world
  • understand the methods of corrosion protection used in everyday life
  • appreciate that different metals can be used to produce electrical energy and this serves as useful energy storage.
Demo: the properties and reactions of group 1 metals (revise metal structure ) B AtL
     
Expt 1: Reactions of metals with dilute acids B D E  
     
Demo: The reaction of metals with steam.    
Metals    
Demo: The thermit reaction. B  
     
Expt 2: Displacement of metals from solution
demo
E  
Data search: The industrial manufacture of four important metals, Iron, Aluminium, Sodium and Zinc.    
Industrial location of an iron plant A  
Metals extraction    
Project: The problems associated with the mining and production of metals.    
   
     
electrolysis of molten salts (B)  
Electrolysis of solutions    
   
Expt 4: Simple cells. demo    
Expt 5: Factors affecting the emf of an electrochemical cell (A) (B)  
     
Expt 6: Factors affecting the current flow during electrolysis (D)  
     
Batteries as storage units, disposal, heavy metals (A)  
Batteries and corrosion  
     
Essay: Corrosion and protection (B)  
     
Test: Metals
(C)  

Unit 2: Classification of reactions (This is primarily an introduction to the idea of redox by revision of other reaction types)

Students should:

  • recall and recognise the different types of reaction to include synthesis, decomposition, neutralisation, displacement, oxidation and reduction.
  • understand the role of the electrons in oxidation and reduction
Types of reaction (B) AtL
     
Synthesis    
Decomposition    
Neutralisation    
Precipitation (B)  
Redox    
Redox reactions    
  (D) (E)  
Demo: preparation of chlorine.    
     
Expt: displacement of halogens from halide solutions (E)  
     
Tests for oxidising and reducing agents. (B)  
Construction of oxidation / Reduction equations    
     
     
Reaction types summary (A) (B)  
     
Test: Types of reaction (D)  


Unit 3: Energetics

Students should:

  • associate exo- with bond formation and endo- with bond cleavage
  • understand the law of conservation of energy
  • be able to use E=mcØ to calculate the energy absorbed by a body
  • be aware that reaction cannot be predicted by reference to energy alone
Expt: Investigate one factor that affects the temperature rise in heated liquid    
     
Data recording, Data evaluation and error assessment    
     
Expt 12: Displacement of copper from copper sulphate solution    
  (B)  
Factors affecting energy change and calculations of energy changes    
     
Energy changes in chemical reactions (D) (E)  
     
endothermic and exothermic change    
  (E)  
Expt 13: Enthalpy of neutralisation.    
  (B)  
Expt 14: Factors which affect the neutralisation enthalpy    
     
Exercise on enthalpies of reaction. Endothermic processes, evaporation    
  (A) (B)  
Demo: The evaporation of volatile liquids.    
One world essay: Energy production advantages and disadvantages. (A) (D)  
Test - Unit 3 (D)  

 


Unit 4: The oil industry and hydrocarbons

Students should:

  • realise from where the worlds natural resources of hydrocarbons originate
  • be aware of the finite nature of the above.
  • understand the use of hydrocarbons as fuels and a source of valuable raw materials
  • be familiar with fractional distillation and cracking as industrial processes
  • understand the hazards created by the extraction of hydrocarbons and their use
  • be able to classify hydrocarbons as saturated or unsaturated
  • be able to name the alkanes and alkenes up to C5
  • recognise and predict trends in homologous series
  • be aware of the possible alternatives to the continued use of hydrocarbons
Introduction: Articles on the worlds hydrocarbon supply and the geological history of the coniferous forests.    
     
Fossil fuels    
     
Breakdown of the worlds main oil producers and the destination of the products.    
     
Theory of hydrocarbon structures.    
Nomenclature. Alkanes, alkenes.  
Isomerism    
Structures with heteroatoms:- alcohols, haloalkanes, carboxylic acids, aldehydes, ketones, amines    
Test on structures up to eight carbons    
     
Fractional distillation of crude oil    
fractional distillation demo    
     
Homologous series:    
Properties - Alkanes, Alkenes.    
Demo: Cracking hydrocarbons    
The nature of the double bond    
Demo: Differences between alkanes and alkenes. (B)  
Expt: Determination of boiling point (F)
     
Exercise: The boiling points of hydrocarbons    
Use of hydrocarbons as fuels. Alcohols and their use as fuels. Combustion equations (E)  
     
Expt 11: Combustion of alcohols. (E) (F)  
     
Test: Hydrocarbons and alcohol    

Unit 5: Kinetics

Students should

  • appreciate that not all reactions proceed at the same rate
  • be able to suggest methods of following reactions by change in reactant or product
  • be familiar with apparatus used to measure rates.
  • be able to explain the effect of changing the concentration, temperature, particle size and catalyst on the rate of a chemical reaction.
  • be able to explain the effect of the above in terms of collision theory

Introduction of fast and slow processes and reactions.

Demo: Various different reactions from very slow to very fast.

Methods of following chemical reactions by investigating disappearance of reactant or appearance of product.

Expt 6: Effect of concentration on the rate of a reaction (D)

Expt 7: Effect of temperature on the rate of a reaction. (D) (E)

Data analysis exercise on concentration and temperature

Expt 8: Effect of particle size on the rate of reaction. Relate this to solutions.

Expt 9: Effect of catalyst on the rate of reaction.

Catalysts in industry and biological systems

Application of collision theory to all of the above situations.

Other factors which may effect the rate of a chemical reaction. - Light, (photosynthesis, photography) pressure etc.

Essay: The rate of chemical reactions

Test: Kinetics and equilibria

 


Unit 6: Equilibrium

Students should:

  • understand the idea of a reversible reaction and appreciate that the reversibility depends on the conditions.
  • understand the idea of dynamic equilibrium know Le Chatelier's principle for prediction of equilibria systems

 

Expt 15: Action of heat on copper sulphate - reversible reaction (E)

The concept of dynamic equilibrium related to rates of forward and reverse reactions.

The effect of changes of condition on equilibria - Le Chatelier's principle

The Haber process

The Contact process (C)


Unit 7: Chemical industry

Students should:

  • understand the role of chemistry in the production of raw and manufactured materials.
  • appreciate the need for environmental awareness.

Continued from the important manufacturing industries mentioned above.

  • Bessemer process - Iron (covered above)
  • Hall cell - Aluminium
  • Downs cell - chlorine, hydrogen, NaOH
  • Cracking - small hydrocarbns, alkenes, hydrogen
  • Fractional distillation of crude oil - smaller fractions of hydrocarbons
  • Polymerisation - polymers and plastics
  • Fractional distillation of liquid air - air components
  • Haber process - ammonia
  • Contact process - sulphuric acid
  • Ostwald process - nitric acid
  • Fertilizers
  • Recycling as a resource.

Test: Industry