250 prompts matching "The alkali metals and the halogens as families"
Exam practice: The uses of the common plastics
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Real-life Nigeria: Plastic waste and its disposal in Nigerian cities
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Real-life Nigeria: Nigeria's refineries and the problems they face
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Practice set: The properties and the test for ammonia
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Calculation practice: Calculating the mass of fertiliser from a mass of ammonia
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Teach me: The raw materials charged into a blast furnace
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Quiz me: The reactions occurring inside the blast furnace
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Explain back: The role of limestone and the removal of slag
I have just studied the role of limestone and the removal of slag in my SS2 Chemistry clas
Exam practice: Mild, medium and high carbon steel, and the use of each
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Spot my mistake: Describing limestone as the reducing agent
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Calculation practice: Calculating the mass of iron from a mass of ore
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Real-life Nigeria: The Ajaokuta steel project and Nigerian steel
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Spot my mistake: Balancing a nuclear equation without checking the mass number
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Chemistry at work: The benefits and the hazards of nuclear chemistry
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Explain back: The soap and detergent industry in Nigeria
I have just studied the soap and detergent industry in Nigeria in my SS2 Chemistry class.
Exam practice: The paint and textile industries in Nigeria
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Teach me: The octet rule, and why atoms seek a full outer shell
You are my personal SS2 Chemistry tutor. Teach me the octet rule, and why atoms seek a ful
Explain back: The rules for assigning oxidation numbers
I have just studied the rules for assigning oxidation numbers in my SS2 Chemistry class. L
Teach me: The electrolytic cell and the parts it is made of
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Teach me: Enthalpy and the enthalpy change of a reaction
You are my personal SS2 Chemistry tutor. Teach me enthalpy and the enthalpy change of a re