500 prompts matching "Reduction with carbon, and when it works"
Practice set: Hard and soft water, and the causes of hardness
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Practice set: The properties and uses of oxygen
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Practice set: Acids, bases and salts reviewed
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Exam practice: The periodic table and separation techniques reviewed
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Explain back: The electrodes, and what happens at each of them
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Real-life Nigeria: Electroplating in Nigerian workshops
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Practice set: Oxidation numbers and how to assign them
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Exam practice: Identifying the oxidising and the reducing agent in a reaction
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Explain back: Covalent bonding and the electron pairs atoms share
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Practice set: Drawing dot-and-cross diagrams
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Real-life Nigeria: Bonding and the properties of Nigerian building materials
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Exam practice: Heat of reaction, of neutralisation and of combustion
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Practice set: The effect of temperature and surface area on rate
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Real-life Nigeria: Charcoal and coal in Nigerian use
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Practice set: Drugs and medicines and their chemical basis
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Exam practice: Fertilisers and their effect on crop yield
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Real-life Nigeria: Household chemicals and their safe use in Nigeria
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Explain back: Energy changes and reaction rates reviewed
I have just studied energy changes and reaction rates reviewed in my SS1 Chemistry class.
Explain back: Fractional distillation and the fractionating column
I have just studied fractional distillation and the fractionating column in my SS1 Chemist
Exam practice: Magnetic separation and the use of a separating funnel
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