250 prompts matching "Calculations on extraction yield and composition"
Exam practice: The IUPAC rules for naming straight-chain hydrocarbons
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Spot my mistake: Naming a compound without first finding the longest chain
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Teach me: The alkanes, their general formula and their structure
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Practice set: The alkenes, their general formula and their structure
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Exam practice: How alkenes react by addition across the double bond
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Spot my mistake: Giving an addition reaction for an alkane
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Chemistry at work: Cracking, and the making of petrol in Nigeria
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Teach me: The alkanols, their general formula and their naming
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Practice set: The alkanoic acids, their general formula and their naming
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Exam practice: The reactions of the alkanoic acids
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Spot my mistake: Confusing an alkanol with an alkanoic acid in a test
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Practice set: Natural polymers and synthetic polymers compared
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Exam practice: The uses of the common plastics
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Spot my mistake: Describing every plastic as a condensation polymer
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Real-life Nigeria: Plastic waste and its disposal in Nigerian cities
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Quiz me: The fractions obtained from crude oil
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Practice set: Cracking and reforming, and what each achieves
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Exam practice: The uses of each petroleum fraction
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Spot my mistake: Confusing cracking with fractional distillation
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Real-life Nigeria: Nigeria's refineries and the problems they face
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