500 prompts matching "Reading a pH of 7 as meaning no ions are present"
Explain back: The trend in reactivity and in oxidising power
I have just studied the trend in reactivity and in oxidising power in my SS3 Chemistry cla
Spot my mistake: Predicting that iodine displaces chlorine
Act as my SS3 Chemistry tutor. Show me a worked answer on predicting that iodine displaces
Real-life Nigeria: The halogens and their compounds in daily use
Act as my SS3 Chemistry tutor. Show me where the halogens and their compounds in daily use
Teach me: Nitrogen, its occurrence and its inertness
You are my personal SS3 Chemistry tutor. Teach me nitrogen, its occurrence and its inertne
Explain back: Ammonia, its preparation and its properties
I have just studied ammonia, its preparation and its properties in my SS3 Chemistry class.
Spot my mistake: Treating dilute and concentrated nitric acid alike
Act as my SS3 Chemistry tutor. Show me a worked answer on treating dilute and concentrated
Real-life Nigeria: The nitrogen cycle and nitrogen fixation
Act as my SS3 Chemistry tutor. Show me where the nitrogen cycle and nitrogen fixation turn
Chemistry at work: Carbon dioxide in the Nigerian bottling and fire-safety trades
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on carbon
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
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
Act as my SS3 Chemistry tutor. Show me a worked answer on expecting boiling to remove perm
Chemistry at work: Hardness and the Nigerian water supply industry
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on hardne
Chemistry at work: Fertiliser production and distribution in Nigeria
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on fertil
Teach me: What makes an element a transition metal
You are my personal SS3 Chemistry tutor. Teach me what makes an element a transition metal
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.
Spot my mistake: Calling zinc a typical transition metal
Act as my SS3 Chemistry tutor. Show me a worked answer on calling zinc a typical transitio
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
Real-life Nigeria: Complex ion formation and the ligands involved
Act as my SS3 Chemistry tutor. Show me where complex ion formation and the ligands involve
Chemistry at work: Transition metals in Nigerian industry
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on transi
Real-life Nigeria: The tests for protein, starch and reducing sugar
Act as my SS3 Chemistry tutor. Show me where the tests for protein, starch and reducing su