WJEC A level chemistry AS Unit 1 Topic 1.3: Chemical calculations powerpoints for whole topic Each lesson covers a spec point: Lesson 1: Relative mass terms and mass spectrometry Lesson 2: Empirical and molecular formula Lesson 3: Avogadro, grams, moles, concentration, and solubility Lesson 4: Stoichiometry Lesson 5: Gas laws and the ideal gas equation Lesson 6: Atom economy, % yield, %error, and significant figures Each lesson has small tasks and exam questions

WJEC A level chemistry AS Unit 1 Topic 1.1: Formulae and equations powerpoints for whole topic Each lesson covers a spec point: Lesson 1: Chemical formulae and oxidation numbers Lesson 2: Chemical and ionic equations Accessible for students

WJEC A level chemistry AS Unit 1 Topic 1.6: The periodic table powerpoints for whole topic Each lesson covers a spec point: Lesson 1: Elements arranged by atomic number, recap of electronic structure, recap of oxidation and reduction Lesson 2: Trends in the periodic table Lesson 3: Reactivity of groups 1&2, group 2 metals with oxygen, steam, and water, cation reactions, and flame tests Lesson 4: Thermal stability of group 2 hydroxides & carbonates, solubility of group 2 hydroxides & sulfates, and group 1 & 2 oxides Lesson 5/6: Group 7 Lesson 7: Salt formation Each lesson has small tasks and exam questions Accessible for students

WJEC A level Biology AS Unit 1 Topic 1.2: Cell structure and organisation powerpoints for whole topic Each lesson covers a spec point: Lesson1: Eukaryotic cell organelles Lesson 2:Prokaryotic cells, viruses, and their differences compared to eukaryotes Lesson 3: Levels of organisation Each lesson has notes, small tasks and exam questions Accessible for students

WJEC As Biology Unit 1 topic 1.4: Enzymes handwritten notes. This booklet is split into sections using specification points. Each section contains notes specific to that point Accessible for students

WJEC As Biology Unit 1 topic 1.2: Cell structure and organisation notes handwritten notes. This booklet is split into sections using specification points. Each section contains notes specific to that point Accessible for student

WJEC A level Biology AS Unit 1 Topic 1.4: Enzymes powerpoints for whole topic Each lesson covers a spec point: Lesson1: Metabolism, Catalysis, Intracellular and extracellular enzymes, lock and key + induced fit hypothesis Lesson 2: Denaturation + factors affecting enzymes Lesson 3: Enzyme inhibition, immobilised enzymes, and biosensors Each lesson has notes, small tasks and exam questions Accessible for students

WJEC A level Biology AS Unit 1 Topic 1.6: Cell Division powerpoints for whole topic Each lesson covers a spec point: Lesson1: Cell cycle, mitosis, and cancer Lesson 2: Meiosis, and the differences between mitosis and meiosis. Each lesson has notes, small tasks and exam questions Accessible for students

WJEC A level Biology AS Unit 1 Topic 1.1: Biological molecules powerpoints for whole topic Each lesson covers a spec point: Lesson1: Inorganic ions and water Lesson 2 and 3: Carbohydrates Lesson 4: Lipids Lesson 5: Amino acids and proteins Lesson 6: Food tests practical Each lesson has notes, small tasks and exam questions Accessible for students

WJEC A2 CHEMISTRY UNIT 3 TOPIC 3.5: Chemical Kinetics notes. This booklet is split into sections using specification points. Each section contains notes specific to that point Accessible for students

WJEC A level chemistry AS Unit 1 Topic 1.2: Basic ideas about atoms powerpoints for whole topic Each lesson covers a spec point: Lesson 1: Radioactive decay and it’s behaviour Lesson 2 – Half life, human cells and radiation, and uses of radioisotopes Lesson 3 - Electron Configuration Lesson 4 – Ionisation energy Lesson 5 - Absorption and emission spectra, Lyman and Balmer, E=hf and f=c/λ Each lesson has small tasks and exam questions Accessible for students

WJEC A level chemistry AS Unit 1 Topic 1.4: Bonding powerpoints for whole topic Each lesson covers a spec point: Lesson 1:ionic, covalent, and coordinate bonding, and intermediate character of bonds Lesson 2/3 – Electronegativity, Bond polarity, intermolecular forces + effect on physical properties Lesson 4 – VSEPR & shapes of molecules Each lesson has small tasks and exam questions Accessible for students

WJEC A level chemistry AS Unit 1 Topic 1.5: Solid structures powerpoints for whole topic Each lesson covers a spec point: Lesson 1: Ionic compounds (Sodium/Caesium chloride) + their physical properties, and Giant covalent structures (diamond and graphite) + their physical properties Lesson 2: Simple molecular substances (iodine and ice) + their physical properties, and electron sea model for metallic bonding + physical properties of metals Each lesson has small tasks and exam questions Accessible for students

WJECA level chemistry A2 Unit 4 Topic 4.2: Aromaticity powerpoints for whole topic Each lesson covers a spec point: Lesson 1: structure + bonding in benzene Lesson 2: benzene’s resistance to addition reactions & electrophilic substitution mechanisms (nitrations, halogenation, friedel-crafts alkylation) Lesson 3: C-Cl bond strength + past paper question revision for whole topic Each lesson has notes, small tasks and exam questions Accessible for students

WJEC A2 Unit 4 Topic 4.1: stereoisomerism powerpoints for whole topic Each lesson covers a spec point: Lesson 1: stereoisomerism is distinct from structural isomerism Lesson 2: chiral centre, enantiomers, optical activity, racemates, and asymmetric carbons Lesson 3: effect of enantiomers on polarised light Each lesson has small tasks and exam questions Accessible for students

WJEC A2 CHEMISTRY UNIT 4 TOPIC 4.2: Aromaticity notes. This booklet is split into sections using specification points. Each section contains notes specific to that point Accessible for students

WJEC A2 CHEMISTRY UNIT 4 TOPIC 4.2: Aromaticity WORK BOOKLET. This booklet is split into sections using specification points. Each section contains notes, small tasks,and past exam questions. There is also a bank of past paper exam questions at the back of the booklet. Accessible for students

WJEC A2 CHEMISTRY UNIT 4 TOPIC 4.1: Stereoisomerism WORK BOOKLET. This booklet is split into sections using specification points. Each section contains notes, small tasks,and past exam questions. There is also a bank of past paper exam questions at the back of the booklet. Accessible for students

WJEC AS BIOLOGY UNIT 1 TOPIC 1.6: CELL DIVISION WORK BOOKLET. This booklet is split into sections using specification points. Each section contains notes, small tasks,and past exam questions. There is also a bank of past paper exam questions at the back of the booklet. Accessible for students

WJEC AS CHEMISTRY UNIT 1 TOPIC 1.5: SOLID STRUCTURES WORK BOOKLET. This booklet is split into sections using specification points. Each section contains notes, small tasks,and past exam questions. There is also a bank of past paper exam questions at the back of the booklet. Accessible for students

WJEC AS Chemistry Unit 1 Topic 1.1 Formulae and equations work booklet. Each section is split by specification point. Each section contains notes, examples, task questions, and real past paper exam questions, making the booklet accessible for students