224 prompts matching "Exam practice: Removing permanent hardness by chemical and ion-exchange methods"
Chemistry at work: Redox reactions in batteries and cells
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on redox
Explain back: Why metals conduct heat and electricity
I have just studied why metals conduct heat and electricity in my SS2 Chemistry class. Let
Spot my mistake: Assuming every metal is hard and dense
Act as my SS2 Chemistry tutor. Show me a worked answer on assuming every metal is hard and
Quiz me: The link between reactivity and the method of extraction
Act as my SS2 Chemistry tutor and quiz me on the link between reactivity and the method of
Explain back: Extraction by reduction with carbon
I have just studied extraction by reduction with carbon in my SS2 Chemistry class. Let me
Calculation practice: Calculating the mass of metal obtainable from an ore
Act as my SS2 Chemistry tutor. Walk me through calculating the mass of metal obtainable fr
Real-life Nigeria: Nigeria's metal deposits and their exploitation
Act as my SS2 Chemistry tutor. Show me where Nigeria's metal deposits and their exploitati
Explain back: The allotropes shown by some non-metals
I have just studied the allotropes shown by some non-metals in my SS2 Chemistry class. Let
Calculation practice: Predicting a non-metal's valency from its group
Act as my SS2 Chemistry tutor. Walk me through predicting a non-metal's valency from its g
Chemistry at work: Metalloids, and where they sit between the two
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on metall
Explain back: The preparation and properties of chlorine
I have just studied the preparation and properties of chlorine in my SS2 Chemistry class.
Calculation practice: Calculating the volume of a gas from a given mass
Act as my SS2 Chemistry tutor. Walk me through calculating the volume of a gas from a give
Quiz me: Strong electrolytes and weak electrolytes compared
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Calculation practice: Applying Faraday's first law to a calculation
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Real-life Nigeria: Electroplating and metal purification in Nigeria
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Explain back: Metals and their extraction reviewed
I have just studied metals and their extraction reviewed in my SS2 Chemistry class. Let me
Calculation practice: A mixed set of first-term SS2 chemistry calculations
Act as my SS2 Chemistry tutor. Walk me through a mixed set of first-term SS2 chemistry cal
Real-life Nigeria: Linking bonding, structure and properties together
Act as my SS2 Chemistry tutor. Show me where linking bonding, structure and properties tog
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
Spot my mistake: Treating concentration and strength as the same thing
Act as my SS2 Chemistry tutor. Show me a worked answer on treating concentration and stren