Oxidation, Reduction, and LCAs — OCR GCSE Combined Science B J260
OCR GCSE Combined Science B · J260
Oxidation, Reduction, and LCAs
What you need to know
Explain reduction and oxidation in terms of the loss or gain of oxygen, accurately identifying which chemical species are oxidised and which are reduced during a reaction.
Explain reduction and oxidation in terms of the gain or loss of electrons, accurately identifying oxidised and reduced species.
Describe the fundamental principles involved in executing a Life Cycle Assessment (LCA) for a specific material or product.
Assess the environmental impact at each distinct stage of a product's life cycle, including water usage, energy consumption during manufacture and transport, and the final disposal method.
Evaluate various disposal and end-of-life recovery methods, including incineration, landfill usage, and electricity generation schemes.
Distinguish between the properties and impacts of biodegradable and non-biodegradable materials within the context of an LCA.
Interpret and analyze data derived from a Life Cycle Assessment of a given material or product.
Describe the specific industrial process whereby PET drinks bottles are collected, reused, and recycled for alternative applications, and explain the economic and environmental viability of this process.
Evaluate the complex factors that influence large-scale recycling decisions, with specific reference to commercial products derived from crude oil and metal ores.
