206 prompts matching "Exam practice: Isotopy, with examples of isotopes"
Chemistry at work: The benefits and the hazards of nuclear chemistry
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on the be
Spot my mistake: The errors most often made in third-term SS2 Chemistry
Act as my SS2 Chemistry tutor. Show me a worked answer on the errors most often made in th
Explain back: The lattice structure of an ionic compound
I have just studied the lattice structure of an ionic compound in my SS2 Chemistry class.
Real-life Nigeria: The properties of ionic and covalent compounds compared
Act as my SS2 Chemistry tutor. Show me where the properties of ionic and covalent compound
Explain back: Malleability and ductility in terms of structure
I have just studied malleability and ductility in terms of structure in my SS2 Chemistry c
Practice set: Giant structures and simple molecular structures compared
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Practice set: Assigning oxidation numbers in compounds and in ions
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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Real-life Nigeria: Oxidation in the rusting of Nigerian roofing sheets
Act as my SS2 Chemistry tutor. Show me where oxidation in the rusting of Nigerian roofing
Practice set: Balancing a redox equation by half-equations
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Practice set: Density, melting point and hardness across the metals
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Explain back: Extraction by reduction with carbon
I have just studied extraction by reduction with carbon in my SS2 Chemistry class. Let me
Practice set: Extraction by electrolysis
Act as my SS2 Chemistry tutor. Give me five practice questions on extraction by electrolys
Explain back: The preparation and properties of chlorine
I have just studied the preparation and properties of chlorine in my SS2 Chemistry class.
Practice set: Making sulphur dioxide in the laboratory and testing it
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Explain back: The preferential discharge of ions
I have just studied the preferential discharge of ions in my SS2 Chemistry class. Let me e
Spot my mistake: Predicting products without considering concentration
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Practice set: Non-metals and their compounds reviewed
Act as my SS2 Chemistry tutor. Give me five practice questions on non-metals and their com
Explain back: The strength of an acid and the degree of ionisation
I have just studied the strength of an acid and the degree of ionisation in my SS2 Chemist
Practice set: Amphoteric substances and how they behave
Act as my SS2 Chemistry tutor. Give me five practice questions on amphoteric substances an