Edexcel A-Level Chemistry Paper 2, June 2022
Every question from Edexcel A-Level Chemistry Paper 2, June 2022 (9CH0): 9 questions, 90 marks, each with its mark scheme and topic.
- Question 1 4 marks
Identify polymer repeat units, waste disposal methods, and sustainable chemistry principles in multiple-choice questions.
Organic Chemistry · Topic 6: Organic Chemistry I · Topic 17: Organic Chemistry II
- Question 2 4 marks
Define a hydrocarbon, explain the difference in boiling temperatures between 2,2-dimethylpropane and pentane, and identify the product of heterolytic bond fission in an alkane.
Organic Chemistry · Physical Chemistry · Topic 6: Organic Chemistry I · Topic 2: Bonding and Structure
- Question 3 5 marks
Complete the electrophilic addition mechanism for the reaction of 2-methylbut-1-ene with chlorine, name the product, and classify a given dihalogenoalkane structure.
Organic Chemistry · Topic 6: Organic Chemistry I
- Question 4 15 marks
Calculate the volume of nitrogen gas using the ideal gas equation, draw dot-and-cross diagrams for a nitrogen molecule and a nitride ion, explain the shapes and bond angles of ammonia and the ammonium ion, and explain how butylamine acts as a nucleophile and base when reacting with ethanoyl chloride.
Physical Chemistry · Organic Chemistry · Topic 5: Formulae, Equations and Amounts of Substance · Topic 2: Bonding and Structure · Topic 12: Acid-base Equilibria · Topic 18: Organic Chemistry III
- Question 5 5 marks
Deduce the density of cooking oil based on layer formation and calculate the difference in number of molecules between given volumes of water and ice.
Physical Chemistry · Topic 5: Formulae, Equations and Amounts of Substance · Topic 2: Bonding and Structure
- Question 6 16 marks
Identify functional groups in carbonyl compounds, calculate the percentage yield of propanal from the oxidation of propan-1-ol, and explain boiling point and solubility differences using intermolecular forces.
Organic Chemistry · Physical Chemistry · Core Practicals · Core Practical 5: Investigate the oxidation of ethanol · Topic 6: Organic Chemistry I · Topic 17: Organic Chemistry II · Topic 2: Bonding and Structure · Topic 5: Formulae, Equations and Amounts of Substance · Topic 3: Redox I
- Question 7 14 marks
Assess the preparation methods, infrared spectra, optical activity, acid-base reactions, and neutralization volumes of various nitrogen-containing organic compounds including amines, amides, and amino acids.
Organic Chemistry · Topic 7: Modern Analytical Techniques I · Topic 17: Organic Chemistry II · Topic 18: Organic Chemistry III
- Question 8 14 marks
Deduce NMR spectra peaks, molecular formula, constituent acids/alcohols, ester isomers, acylation equations, and compare acid/alkali hydrolysis methods for isoamyl and amyl acetate.
Organic Chemistry · Topic 17: Organic Chemistry II · Topic 18: Organic Chemistry III · Topic 19: Modern Analytical Techniques II · Topic 6: Organic Chemistry I
- Question 9 13 marks
Determine the rate equation, rate constant units, reaction rates, reaction order justifications, and activation energy using Arrhenius plot data for the decomposition of ethanal.
Physical Chemistry · Topic 16: Kinetics II