Edexcel A-Level Chemistry Paper 2, November 2020
Every question from Edexcel A-Level Chemistry Paper 2, November 2020 (9CH0): 9 questions, 90 marks, each with its mark scheme and topic.
- Question 1 7 marks
Answer questions about the bonding, bond length, and hydrogen bonding intermolecular interactions of methanol, CH3OH.
Physical Chemistry · Organic Chemistry · Topic 2: Bonding and Structure · Topic 6: Organic Chemistry I
- Question 2 8 marks
Identify formulas, systematic names, reaction products, addition polymer structures, and calculate molecular amounts for various alkenes including ethene and but-1-ene.
Organic Chemistry · Physical Chemistry · Topic 6: Organic Chemistry I · Topic 5: Formulae, Equations and Amounts of Substance
- Question 3 6 marks
Explain whether the reaction of bromate ions with bromide ions is disproportionation, determine its overall order, and calculate the maximum volume of oxygen produced from the thermal decomposition of potassium bromate.
Physical Chemistry · Inorganic Chemistry · Topic 3: Redox I · Topic 5: Formulae, Equations and Amounts of Substance · Topic 16: Kinetics II · Topic 4: Inorganic Chemistry and the Periodic Table
- Question 4 8 marks
Identify organic compounds based on reactions involving hydrolysis, sodium hydrogencarbonate, and functional group tests, and deduce the structures of unknown compounds T, U, and V with justifications.
Organic Chemistry · Topic 6: Organic Chemistry I · Topic 17: Organic Chemistry II · Topic 18: Organic Chemistry III
- Question 5 15 marks
Identify properties, structural isomers, bonding, combustion calculations, electrophilic addition mechanisms, and percentage mass of hydrocarbons including alkenes.
Organic Chemistry · Physical Chemistry · Topic 6: Organic Chemistry I · Topic 5: Formulae, Equations and Amounts of Substance
- Question 6 13 marks
Investigate the kinetics, mechanism, and optical activity of the nucleophilic substitution of bromoalkanes with hydroxide ions.
Organic Chemistry · Physical Chemistry · Topic 6: Organic Chemistry I · Topic 16: Kinetics II · Topic 17: Organic Chemistry II
- Question 7 12 marks
Outline the synthetic steps and reactions involved in converting but-2-en-1-ol to pentanoic acid and benzene to benzoyl chloride.
Organic Chemistry · Topic 18: Organic Chemistry III · Topic 17: Organic Chemistry II · Topic 6: Organic Chemistry I
- Question 8 10 marks
Deduce the molecular formula, functional groups, skeletal formula, and compare NMR spectra of organic compounds including propan-1-ol and propan-2-ol.
Organic Chemistry · Topic 6: Organic Chemistry I · Topic 7: Modern Analytical Techniques I · Topic 17: Organic Chemistry II · Topic 19: Modern Analytical Techniques II
- Question 9 11 marks
Calculate the activation energy for the decomposition of nitrogen(V) oxide using Arrhenius equation and rate constants at two temperatures, and interpret Maxwell-Boltzmann distribution curves.
Physical Chemistry · Topic 9: Kinetics I · Topic 16: Kinetics II