250 prompts matching "Writing the formula of a compound from valencies"
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: The errors most often made in first-term SS2 Chemistry
Act as my SS2 Chemistry tutor. Show me a worked answer on the errors most often made in fi
Teach me: The Bronsted-Lowry definition of acids and bases
You are my personal SS2 Chemistry tutor. Teach me the Bronsted-Lowry definition of acids a
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
Exam practice: The hydrolysis of salts and the pH that results
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Exam practice: Finding the concentration of an unknown alkali
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Chemistry at work: The accuracy demanded of an analytical chemist
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on the ac
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
Explain back: The standard enthalpy of formation
I have just studied the standard enthalpy of formation in my SS2 Chemistry class. Let me e
Exam practice: The energy profile diagram and activation energy
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Omitting the sign of an enthalpy change
Act as my SS2 Chemistry tutor. Show me a worked answer on omitting the sign of an enthalpy
Teach me: The collision theory of reaction rate
You are my personal SS2 Chemistry tutor. Teach me the collision theory of reaction rate, u
Spot my mistake: Saying a catalyst changes the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on saying a catalyst changes the po
Exam practice: The effect of temperature on the position of equilibrium
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Claiming a catalyst shifts the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on claiming a catalyst shifts the p
Calculation practice: Writing and using the equilibrium constant expression
Act as my SS2 Chemistry tutor. Walk me through writing and using the equilibrium constant
Teach me: The nature of a solution and the process of dissolving
You are my personal SS2 Chemistry tutor. Teach me the nature of a solution and the process
Real-life Nigeria: Fractional crystallisation and the uses made of it
Act as my SS2 Chemistry tutor. Show me where fractional crystallisation and the uses made
Teach me: The sources and impurities of natural water
You are my personal SS2 Chemistry tutor. Teach me the sources and impurities of natural wa
Explain back: The methods of softening hard water
I have just studied the methods of softening hard water in my SS2 Chemistry class. Let me