500 prompts matching "The evidence that matter is made of particles"
Exam practice: The laboratory preparation and the tests for chlorine
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Explain back: Sulphur trioxide and the contact process
I have just studied sulphur trioxide and the contact process in my SS3 Chemistry class. Le
Exam practice: Sulphuric acid as an acid, a dehydrating agent and an oxidiser
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Spot my mistake: Adding water to concentrated sulphuric acid
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Practice set: The Haber process and the conditions it uses
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Spot my mistake: Treating dilute and concentrated nitric acid alike
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Spot my mistake: Describing carbon monoxide as an acidic oxide
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Teach me: What hardness is, and what causes it
You are my personal SS3 Chemistry tutor. Teach me what hardness is, and what causes it, us
Quiz me: Temporary hardness and the compounds responsible
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Explain back: Permanent hardness and the compounds responsible
I have just studied permanent hardness and the compounds responsible in my SS3 Chemistry c
Spot my mistake: Expecting boiling to remove permanent hardness
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Quiz me: Straight fertilisers and compound fertilisers
Act as my SS3 Chemistry tutor and quiz me on straight fertilisers and compound fertilisers
Practice set: Phosphate and potash fertilisers
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Exam practice: The NPK rating and how to read it
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Spot my mistake: Assuming more fertiliser always means a better yield
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Explain back: Variable oxidation state, and why it arises
I have just studied variable oxidation state, and why it arises in my SS3 Chemistry class.
Exam practice: Transition metals and their compounds as catalysts
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Spot my mistake: Calling zinc a typical transition metal
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Calculation practice: Working out the oxidation state in a complex ion
Act as my SS3 Chemistry tutor. Walk me through working out the oxidation state in a comple
Teach me: The amines and their basic character
You are my personal SS3 Chemistry tutor. Teach me the amines and their basic character, us