500 prompts matching "Oxidation numbers and how to assign them"
Real-life Nigeria: The types of steel and the uses of each
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Chemistry at work: The Nigerian iron and steel industry
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Real-life Nigeria: The uses of aluminium and of its alloys
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Chemistry at work: Aluminium smelting and the power it demands
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Real-life Nigeria: The halogens and their compounds in daily use
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Chemistry at work: The hazards of the halogens and their safe handling
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Spot my mistake: Adding water to concentrated sulphuric acid
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Chemistry at work: Sulphur dioxide and acid rain in Nigeria
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Spot my mistake: Treating dilute and concentrated nitric acid alike
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Real-life Nigeria: The nitrogen cycle and nitrogen fixation
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Real-life Nigeria: Carbonates, hydrogencarbonates and their reactions
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Chemistry at work: Carbon dioxide in the Nigerian bottling and fire-safety trades
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Spot my mistake: Expecting boiling to remove permanent hardness
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Real-life Nigeria: The advantages and disadvantages of hard water
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Chemistry at work: Hardness and the Nigerian water supply industry
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Real-life Nigeria: The effect of fertiliser overuse on soil and water
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Chemistry at work: Fertiliser production and distribution in Nigeria
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Calculation practice: Working out the oxidation state in a complex ion
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Real-life Nigeria: Complex ion formation and the ligands involved
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Spot my mistake: Describing starch and cellulose as the same polymer
Act as my SS3 Chemistry tutor. Show me a worked answer on describing starch and cellulose