Edexcel A-Level Chemistry AS Paper 1, June 2024
Every question from Edexcel A-Level Chemistry AS Paper 1, June 2024 (8CH0): 9 questions, 80 marks, each with its mark scheme and topic.
- Question 1 1 mark
Identify the electronic configuration of the phosphide ion, P3-.
Physical Chemistry · Topic 1: Atomic Structure and the Periodic Table
- Question 2 1 mark
Identify which set of four successive ionisation energies corresponds to a Group 4 element
Physical Chemistry · Topic 1: Atomic Structure and the Periodic Table
- Question 3 1 mark
Identify the correct trend in atomic radii across Period 2 and down Group 2.
Physical Chemistry · Inorganic Chemistry · Topic 1: Atomic Structure and the Periodic Table · Topic 4: Inorganic Chemistry and the Periodic Table
- Question 4 10 marks
Describe the observations for the halide tests of potassium chloride, bromide, and iodide using silver nitrate and dilute nitric acid followed by ammonia solutions, and explain the role and reaction of nitric acid with carbonate impurities.
Inorganic Chemistry · Topic 4: Inorganic Chemistry and the Periodic Table
- Question 5 18 marks
Calculate reacting masses, gas volumes, intermolecular forces, dot-and-cross diagrams, bond angles, and oxidation numbers involving chlorine dioxide and chlorate(III) ions.
Physical Chemistry · Inorganic Chemistry · Organic Chemistry · Topic 2: Bonding and Structure · Topic 3: Redox I · Topic 5: Formulae, Equations and Amounts of Substance
- Question 6 8 marks
Calculate empirical and molecular formulae from percentage composition, determine relative atomic mass from isotopic abundances, identify a cation based on subatomic particles, and determine relative molecular mass from a mass spectrum.
Physical Chemistry · Topic 1: Atomic Structure and the Periodic Table · Topic 5: Formulae, Equations and Amounts of Substance
- Question 7 18 marks
Compare the chemical and physical properties of Group 1 and Group 2 compounds, including redox reactions with sulfuric acid, flame tests, thermal stability, and electrical conductivity.
Physical Chemistry · Inorganic Chemistry · Topic 3: Redox I · Topic 2: Bonding and Structure · Topic 4: Inorganic Chemistry and the Periodic Table
- Question 8 14 marks
Explain the solubility of calcium chloride and methanol in water, and compare the boiling temperatures of various covalent and molecular substances based on their intermolecular forces and structures.
Physical Chemistry · Organic Chemistry · Topic 2: Bonding and Structure · Topic 6: Organic Chemistry I
- Question 9 9 marks
Deduce redox equations, identify oxidising/reducing agents and disproportionation criteria, and calculate the volume of oxygen gas produced using the ideal gas equation.
Physical Chemistry · Inorganic Chemistry · Topic 3: Redox I · Topic 5: Formulae, Equations and Amounts of Substance · Topic 4: Inorganic Chemistry and the Periodic Table