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Chemistry
A Level Chemistry: Introducing Benzene
OCR A level Chemistry: 25.1 Introducing Benzene
This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Molecular, empirical, skeletal formula for benzene.
The Kekulé model for benzene
Evidence against the Kekule model
The delocalised model for benzene
Nomenclature for benzene rings and aromatic (arene) compounds
Naming benzene containing compounds
Drawing benzene containing compounds
A level Chemistry: Carboxylic Acids
OCR A level Chemistry: 26.3 Carboxylic Acids
This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
The Carboxyl Group and polarity of bonds.
Naming carboxylic acids
Carboxylic acids as weak acids
Reactions of carboxylic acids with:
Metals
Metal oxides
Alkali
Carbonates
Changing solubility of carboxylic acids in water due to carbon chain length.
A Level Chemistry: Electrophilic Substitution Reactions of Benzene
OCR A level Chemistry: 25.2 Electrophilic Substitution Reactions of Benzene
This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Defining an electrophile
Substitution reactions
Nitration of Benzene
Reaction mechanisms
Halogenation of Benzene
Common Halogen Carriers
Friedel-Crafts Alkylation Reactions
Acyl Chloride
Acylation Reactions of Benzene
Reactivity of Alkenes and Arenes
A Level Chemistry: The Chemistry of Phenol
OCR A level Chemistry: 25.3 The Chemistry of Phenol
This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Naming phenols
Distinguishing between phenols and alcohols
Distinguishing between phenols and alkenes
Distinguishing between phenols and carboxylic acids
Phenol as a weak acid
Electrophilic reactions with phenols
Comparing and explaining the reactivity of phenols and benzene
OCR AS Chemistry: Practical Techniques in Organic Chemistry
OCR AS Chemistry: 16.1 Practical Techniques in Organic Chemistry
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Heating under reflux
Distillation
Re-distillation
Purifying Organic Products
Removing impure acids from organic compounds
Drying agents
OCR AS Chemistry: 17.2 Infrared Spectroscopy
OCR AS Chemistry: 17.2 Infrared Spectroscopy
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Absorb infrared radiation increasing vibrations
What determines the magnitude of vibration
Fingerprint region
Identifying peaks
GCSE Chemistry: Limitations of the Particle Model
This PowerPoint presentation with worked examples and student questions covers:
• Describing the limitations of the model: lack of forces between particles, size of particles, and space between the particles.
• Mathematically comparing sizes and distances of particles
OCR AS Chemistry: Synthetic Routes
OCR AS Chemistry: 16.2 Synthetic Routes
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Functional Groups - Alkane, Alkene, Haloalkane, Alcohols, Carboxylic Acid, Ketone, Aldehyde, Ester, Amine, Nitrile.
One-step synthetic routes with reagents and conditions
Two-step synthetic routes with reagents and conditions
OCR AS Chemistry: 17.1 Mass Spectrometry
OCR AS Chemistry: 17.1 Mass Spectrometry
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Molecular ions M+
M + 1 peak
Fragment ions
Identifying molecules from a mass spectrum
OCR AS Chemistry: Organohalogen Compounds
OCR AS Chemistry: 15.2 Organohalogen Compounds and the Environment
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Definitions for CFC (Chlorofluorocarbons) and HCFC (Hydachlorofluorocarbons)
Creation of ozone
Depletion of ozone with CFCs
Reaction steps including initiations and propagation
GCSE Chemistry: Half Equations and Ionic Equations
This PowerPoint presentation with worked examples and student questions covers:
• Precipitation in chemical reactions
• Definition of ions
• Ionic Half equations
• Dot and cross diagrams for electron structure
• Introduction to full ionic equations and net ionic equations
OCR AS Chemistry: The Chemistry of Haloalkanes
OCR AS Chemistry: The Chemistry of Haloalkanes
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Naming Haloalkanes
Classifying Haloalkanes (primary, secondary, tertiary)
Electronegativity
Reaction mechanism for hydrolysis
Rates of reactions for hydrolysis
Reaction conditions for hydrolysis
OCR AS Chemistry: Reactions of Alcohols
OCR AS Chemistry: 14.2 Reactions of Alcohols
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Combustion of alcohols
Reflux condition for reactions
Primary alcohol to aldehydes
Primary alcohols to carboxylic acids
Secondary alcohols to ketones
Dehydration of alcohols
Substitution reactions for alcohols
GCSE Chemistry: Mole Calculations
This PowerPoint presentation with worked examples and student questions covers:
• Rearranging Equations
• Stoichiometry as relative abundances
• Relative Atomic Mass, Relative Formula Mass and Molar Mass
• Calculating the number of moles present
• Conservation of mass
GCSE Chemistry: Paper Chromatography & Rf Values
This PowerPoint presentation with worked examples and student questions covers:
• Definition of technique for paper chromatography
• Experimental procedure
• Definitions of stationary and mobile phase
• Application of Rf equation with examples and answers
OCR AS Chemistry: Electrophilic Addition in Alkenes
OCR AS Chemistry: 13.4 Electrophilic Addition in Alkenes
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Electrophile molecules
Electronegativity
Reaction mechanisms for addition reaction of alkenes and hydrogen halides
Carbocations and stability
Markownikoff’s Rule
OCR AS Chemistry: Properties of Alcohols
OCR AS Chemistry: 14,1 Properties of Alcohols
This PowerPoint is a whole lessons included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Naming alcohols
Classifying alcohols (primary, secondary, tertiary)
Electronegativity
Polar and non-polar molecules
Explaining physical properties of alcohols compared to alkanes
Volatility
Solubility
Melting points
Chain length and London forces
GCSE Chemistry: Introducing Particles
This PowerPoint presentation with worked examples and student questions covers:
• Solids, liquids, and gases
• Scientific models as a concept
GCSE Chemistry: Polymers
This PowerPoint presentation with worked examples and student questions covers:
• State what is meant by mono- and poly-.
• Describe polymerisation and the effects of cross-links in polymers.
• Determine a polymer’s repeat units from a monomer’s structural formula.
GCSE Chemistry: Isotopes and Ions
This PowerPoint presentation with worked examples and student questions covers:
• Definitions of elements, isotopes, and ions
• State mass number, atomic number, and chemical symbols
• Calculate the number of neutrons