Канал: Dr Sarah Sephton

Arrhenius equation

Arrhenius equation

NMR

NMR

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 5: Acids, alkalis, bases and salts

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 5: Acids, alkalis, bases and salts

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 4: Bonding and structure

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 4: Bonding and structure

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 3: Moles

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 3: Moles

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 2: Writing chemical equations

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 2: Writing chemical equations

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 1: Writing chemical formulae

5 STEPS TO PREP FOR A LEVEL CHEMISTRY | Episode 1: Writing chemical formulae

GCSE shorts: How is a reaction profile drawn?

GCSE shorts: How is relative formula mass calculated?

GCSE shorts: How is relative formula mass calculated?

GCSE shorts: How are chemical formulae worked out?

GCSE shorts: How are chemical formulae worked out?

GCSE shorts: How is the percentage by mass calculated?

GCSE shorts: How is the percentage by mass calculated?

GCSE shorts: How is relative atomic mass calculated?

GCSE shorts: How is relative atomic mass calculated?

GCSE shorts: What is equilibrium?

GCSE shorts: What is equilibrium?

Kc exam questions

Kc exam questions

GCSE shorts: What is combustion?

GCSE shorts: What is combustion?

Alkenes - reactions

Alkenes - reactions

Alkenes - properties

Alkenes - properties

GCSE shorts: What is cracking?

GCSE shorts: What is cracking?

GCSE shorts: What is the history of the Earth’s atmosphere?

GCSE shorts: What is the history of the Earth’s atmosphere?

GCSE shorts: What is an atom and an ion?

GCSE shorts: What is an atom and an ion?

GCSE shorts: What is an alkane and alkene?

GCSE shorts: What is an alkane and alkene?

GCSE shorts: What is a neutralisation reaction?

GCSE shorts: What is a neutralisation reaction?

GCSE shorts: What is a covalent bond?

GCSE shorts: What is a covalent bond?

GCSE shorts: What is an acid, an alkali and a base?

GCSE shorts: What is an acid, an alkali and a base?

GCSE shorts: What is pH?

GCSE shorts: What is pH?

GCSE shorts: What is an ionic equation?

GCSE shorts: What is an ionic equation?

GCSE shorts: What is a chemical structure?

GCSE shorts: What is a chemical structure?

GCSE shorts: What is a salt?

GCSE shorts: What is a salt?

GCSE shorts: What is an ionic bond?

GCSE shorts: What is an ionic bond?

GCSE shorts: What is electrolysis?

GCSE shorts: What is electrolysis?

Testing for ions

Testing for ions

GCSE shorts: What is a redox reaction?

GCSE shorts: What is a redox reaction?

GCSE shorts: What is a metallic bond?

GCSE shorts: What is a metallic bond?

GCSE shorts: What is an intermolecular force?

GCSE shorts: What is an intermolecular force?

GCSE shorts: What is a mole?

GCSE shorts: What is a mole?

NMR questions

NMR questions

Radical substitution

Radical substitution

Enthalpy practice questions

Enthalpy practice questions

Enthalpy cycle questions

Enthalpy cycle questions

Electron structure

Electron structure

Phenol

Phenol

Directing groups on a benzene ring

Directing groups on a benzene ring

Structure of benzene

Structure of benzene

Reactions of benzene

Reactions of benzene

Exam Qu - Redox Titration

Exam Qu - Redox Titration

Writing redox equations

Writing redox equations

pH titration curves

pH titration curves

Buffers

Buffers

pH strong acids, weak acids, strong bases

pH strong acids, weak acids, strong bases

Amines

Amines

Esters and acyl chlorides

Esters and acyl chlorides

Carboxylic acids and derivatives

Carboxylic acids and derivatives

Entropy

Entropy

Kc and Kp

Kc and Kp

Enthalpy of solution

Enthalpy of solution

Lattice enthalpy

Lattice enthalpy

Electrode potentials

Electrode potentials

Transition elements

Transition elements

Haloalkanes

Haloalkanes

Rate of reaction A2

Rate of reaction A2

Properties of alcohols

Properties of alcohols

Reactions of alcohols

Reactions of alcohols

Alkanes

Alkanes

Polymers

Polymers

Group 2

Group 2

Amino acids

Amino acids

Oxidation numbers

Oxidation numbers

Ionisation energy

Ionisation energy

Periodicity

Periodicity

Intermolecular forces

Intermolecular forces

Electronegativity and polarity

Electronegativity and polarity

Shapes of molecules

Shapes of molecules

Covalent bonding

Covalent bonding

Phenol

Phenol

Ionic bonding

Ionic bonding

Reactions of benzene

Reactions of benzene

How to reduce carbon dioxide

How to reduce carbon dioxide

Ozone layer

Ozone layer

Group 7 part 2

Group 7 part 2

Group 7 part 1

Group 7 part 1

Equilibria questions

Equilibria questions

Dynamic equilibrium

Dynamic equilibrium

Rate of reaction

Rate of reaction

Bond enthalpy

Bond enthalpy

Enthalpy cycles

Enthalpy cycles

Standard enthalpy changes

Standard enthalpy changes

Enthalpy profile diagrams

Solutions and titrations

Solutions and titrations

Gas volumes

Gas volumes

Formula of a hydrated salt

Formula of a hydrated salt

Moles and types of formula

Moles and types of formula

Salts

Salts