500 prompts matching "The Rf value and what it tells you"
Exam practice: The trend in metallic character and in oxide acidity
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Quiz me: Ionic bonding and the compounds it produces
Act as my SS3 Chemistry tutor and quiz me on ionic bonding and the compounds it produces.
Exam practice: Substitution with halogens, and the mechanism in outline
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Quiz me: Addition polymers and the monomers they come from
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Practice set: Naming a polymer from its monomer, and the reverse
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Exam practice: The link between the reactivity series and the method used
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Quiz me: The laboratory and industrial preparation of nitrogen
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Practice set: The Haber process and the conditions it uses
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Calculation practice: Calculating the mass of ammonia from nitrogen and hydrogen
Act as my SS3 Chemistry tutor. Walk me through calculating the mass of ammonia from nitrog
Exam practice: The NPK rating and how to read it
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Exam practice: Transition metals and their compounds as catalysts
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Explain back: Testing for sulphate and for sulphite
I have just studied testing for sulphate and for sulphite in my SS3 Chemistry class. Let m
Explain back: Bond enthalpy and its use in estimating heat of reaction
I have just studied bond enthalpy and its use in estimating heat of reaction in my SS3 Che
Explain back: The alkanols, alkanals and alkanones distinguished
I have just studied the alkanols, alkanals and alkanones distinguished in my SS3 Chemistry
Explain back: Thermal and catalytic cracking compared
I have just studied thermal and catalytic cracking compared in my SS3 Chemistry class. Let
Explain back: The chromophore, and why a dye is coloured
I have just studied the chromophore, and why a dye is coloured in my SS3 Chemistry class.
Explain back: Acid rain, its chemistry and its effects
I have just studied acid rain, its chemistry and its effects in my SS3 Chemistry class. Le
Explain back: The setting and hardening of cement
I have just studied the setting and hardening of cement in my SS3 Chemistry class. Let me
Explain back: Writing and balancing nuclear equations
I have just studied writing and balancing nuclear equations in my SS3 Chemistry class. Let
Explain back: Writing an observation and an inference separately
I have just studied writing an observation and an inference separately in my SS3 Chemistry