250 prompts matching "The preliminary tests carried out on an unknown salt"
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
Explain back: How a catalyst lowers the activation energy
I have just studied how a catalyst lowers the activation energy in my SS2 Chemistry class.
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
Spot my mistake: Reading a solubility curve at the wrong temperature
Act as my SS2 Chemistry tutor. Show me a worked answer on reading a solubility curve at th
Exam practice: The tests for water purity
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Blaming ozone depletion for the warming that greenhouse gases cause
Act as my SS2 Chemistry tutor. Show me a worked answer on blaming ozone depletion for the
Spot my mistake: The errors most often made in second-term SS2 Chemistry
Act as my SS2 Chemistry tutor. Show me a worked answer on the errors most often made in se
Spot my mistake: Giving an addition reaction for an alkane
Act as my SS2 Chemistry tutor. Show me a worked answer on giving an addition reaction for
Explain back: Why the chosen conditions are a compromise
I have just studied why the chosen conditions are a compromise in my SS2 Chemistry class.
Spot my mistake: Proposing a higher temperature to raise the ammonia yield
Act as my SS2 Chemistry tutor. Show me a worked answer on proposing a higher temperature t
Spot my mistake: Describing limestone as the reducing agent
Act as my SS2 Chemistry tutor. Show me a worked answer on describing limestone as the redu
Practice set: The formation of a covalent bond in a simple molecule
Act as my SS2 Chemistry tutor. Give me five practice questions on the formation of a coval
Exam practice: Single, double and triple covalent bonds
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Quiz me: The properties that metallic bonding explains
Act as my SS2 Chemistry tutor and quiz me on the properties that metallic bonding explains
Calculation practice: Predicting a substance's structure from its properties
Act as my SS2 Chemistry tutor. Walk me through predicting a substance's structure from its
Teach me: Oxidation defined by oxygen, by hydrogen and by electrons
You are my personal SS2 Chemistry tutor. Teach me oxidation defined by oxygen, by hydrogen
Practice set: Assigning oxidation numbers in compounds and in ions
Act as my SS2 Chemistry tutor. Give me five practice questions on assigning oxidation numb
Exam practice: Identifying the species oxidised in a reaction
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Teach me: Reduction defined, and always paired with oxidation
You are my personal SS2 Chemistry tutor. Teach me reduction defined, and always paired wit
Quiz me: Identifying the oxidising agent and the reducing agent
Act as my SS2 Chemistry tutor and quiz me on identifying the oxidising agent and the reduc