447 prompts matching "Adding excess reagent too early and losing a precipitate"
Teach me: Electron shells and the maximum each can hold
You are my personal SS1 Chemistry tutor. Teach me electron shells and the maximum each can
Exam practice: Ionisation and the formation of cations and anions
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Real-life Nigeria: Why some elements react vigorously and others hardly at all
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Chemistry at work: Electron configuration and the design of new materials
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Exam practice: The common radicals and the charges they carry
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Project task: Making a reference card of symbols and radicals
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Quiz me: Word equations and chemical equations compared
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Teach me: Ionic equations and what they leave out
You are my personal SS1 Chemistry tutor. Teach me ionic equations and what they leave out,
Quiz me: Spectator ions and how to spot them
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Quiz me: Periods, groups and blocks
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Exam practice: The properties of Group 1, Group 7 and Group 0
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Real-life Nigeria: The elements Nigeria mines, and where they sit in the table
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Quiz me: Ionic bonding and the transfer of electrons
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Practice set: Drawing dot-and-cross diagrams for simple molecules
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Real-life Nigeria: The properties ionic and covalent compounds show
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Chemistry at work: Metallic bonding and the sea of electrons
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Quiz me: Van der Waals forces and where they matter
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Practice set: How structure determines melting and boiling point
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Exam practice: Giant and simple molecular structures compared
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Real-life Nigeria: Hydrogen bonding and the behaviour of water
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