Questions: Organic chemistry
New numbers every time.
Crude oil, alkanes and fractional distillation
- Spotting a hydrocarbonChoose, 1 mark, Plus
- Hydrogen atoms in an alkaneCalculate, 1 mark, Plus
- Carbon atoms in an alkaneCalculate, 1 mark, Plus
- The formula of an alkaneChoose, 1 mark, Plus
- Naming an alkaneChoose, 1 mark, Plus
- Homologous seriesChoose, 1 mark, Plus
- Comparing two fractionsChoose, 1 mark, Plus
- Uses of crude oil fractionsChoose, 1 mark, Plus
- Where an alkane leaves the columnChoose, 1 mark, Plus
- Fractional distillation of crude oil (6 marks)Describe, 6 marks, Plus
- Naming an alkane and its formulaIdentify, 5 marks, Plus
- Comparing two hydrocarbonsPredict, 5 marks, Plus
- Crude oil: fuel or feedstock? (6 marks)Discuss, 6 marks, Plus
Combustion and cracking
- Balancing complete combustionComplete, 2 marks, Plus
- Products of combustionChoose, 1 mark, Plus
- The missing product of crackingCalculate, 3 marks, Plus
- How and why alkanes are crackedChoose, 1 mark, Plus
- The bromine water testChoose, 3 marks, Plus
- Supply and demand for fractionsChoose, 2 marks, Plus
- Balancing incomplete combustionComplete, 2 marks, Plus
- The missing product of crackingDeduce, 6 marks, Plus
- Showing the products of combustionDesign, 6 marks, Plus
Alkenes and addition reactions
- Alkene formula from the general formulaCalculate, 1 mark, Plus, Chemistry only
- Naming alkenesChoose, 1 mark, Plus, Chemistry only
- Picking out the alkenesChoose, 1 mark, Plus, Chemistry only
- The product of an addition reactionChoose, 1 mark, Plus, Chemistry only
- Naming an addition productChoose, 1 mark, Plus, Chemistry only
- Conditions for addition reactionsChoose, 1 mark, Plus, Chemistry only
- Mr of an addition productCalculate, 2 marks, Plus, Chemistry only
- Mass of bromine that adds to an alkeneCalculate, 3 marks, Plus, Chemistry only, Higher tier
- An addition reaction of an alkeneSketch, 5 marks, Plus, Chemistry only
Alcohols, carboxylic acids and esters
- Naming alcoholsChoose, 1 mark, Plus, Chemistry only
- Reactions of alcoholsChoose, 1 mark, Plus, Chemistry only
- The acid an alcohol oxidises toChoose, 1 mark, Plus, Chemistry only
- Conditions for fermentationChoose, 1 mark, Plus, Chemistry only
- Naming carboxylic acidsChoose, 1 mark, Plus, Chemistry only
- Carboxylic acid and a carbonateChoose, 1 mark, Plus, Chemistry only
- Making and naming an esterChoose, 3 marks, Plus, Chemistry only
- Carboxylic acids are weak acidsChoose, 1 mark, Plus, Chemistry only
- Balancing the combustion of an alcoholComplete, 2 marks, Plus, Chemistry only
- Two ways to make ethanol (6 marks)Compare, 6 marks, Plus, Chemistry only
- Making an esterDevise, 6 marks, Plus, Chemistry only
- Ethanoic acid and hydrochloric acidCompare, 5 marks, Plus, Chemistry only, Higher tier
- Plan: making ethanol by fermentation (6 marks)Plan, 6 marks, Plus, Chemistry only
Addition, condensation and natural polymers
- Repeat unit of an addition polymerChoose, 3 marks, Plus, Chemistry only
- Monomer from a repeat unitChoose, 1 mark, Plus, Chemistry only
- Mr of a polymer chainCalculate, 3 marks, Plus, Chemistry only
- Addition or condensationChoose, 1 mark, Plus, Chemistry only
- Water lost in condensation polymerisationCalculate, 2 marks, Plus, Chemistry only
- Naturally occurring polymersChoose, 1 mark, Plus, Chemistry only
- Amino acids and proteinsChoose, 1 mark, Plus, Chemistry only
- Condensation polymers and waterCalculate, 6 marks, Plus, Chemistry only
- Biodegradable or conventional polymers? (6 marks)Evaluate, 6 marks, Plus, Chemistry only
Calculations with fuels and organic compounds
- Mr of a hydrocarbon or alcoholCalculate, 2 marks, Plus
- Percentage of carbon by massCalculate, 3 marks, Plus
- Mass of carbon dioxide from burning a fuelCalculate, 6 marks, Plus, Higher tier
- Gas volumes in combustionCalculate, 4 marks, Plus, Chemistry only, Higher tier
- Boiling point from a homologous seriesEstimate, 3 marks, Plus
- Carbon in alkanes and carbon dioxide from burningAnalyse, 7 marks, Plus, Higher tier
Core practical: the energy from burning alcohols
- Burning alcohols: the variablesIdentify, 3 marks, Plus, Chemistry only
- Burning alcohols: energy released per gramCalculate, 5 marks, Plus, Chemistry only
- Burning alcohols: the trend down the seriesAnalyse, 6 marks, Plus, Chemistry only
- Burning alcohols: making the results more accurateSuggest, 2 marks, Plus, Chemistry only
- Plan the alcohol combustion practical (6 marks)Describe, 6 marks, Plus, Chemistry only
- Burning alcohols: hazards and precautionsChoose, 1 mark, Plus, Chemistry only
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