365 prompts matching "Working out relative molecular mass from a formula"
Exam practice: The amphoteric nature of aluminium oxide and hydroxide
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Spot my mistake: Describing aluminium oxide as purely basic
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Calculation practice: Calculating the electricity needed to extract aluminium
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Project task: Identifying aluminium articles in daily Nigerian use
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Quiz me: The trends in physical properties down the group
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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
Exam practice: The laboratory preparation and the tests for chlorine
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Spot my mistake: Predicting that iodine displaces chlorine
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Calculation practice: Calculating the volume of chlorine produced
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Project task: Researching chlorine's part in Nigerian water treatment
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Quiz me: The preparation and properties of sulphur dioxide
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Explain back: Sulphur trioxide and the contact process
I have just studied sulphur trioxide and the contact process in my SS3 Chemistry class. Le
Exam practice: Sulphuric acid as an acid, a dehydrating agent and an oxidiser
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Spot my mistake: Adding water to concentrated sulphuric acid
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Project task: Tracing the sulphur products used in my own home
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Quiz me: The laboratory and industrial preparation of nitrogen
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Explain back: Ammonia, its preparation and its properties
I have just studied ammonia, its preparation and its properties in my SS3 Chemistry class.
Exam practice: Nitric acid, its manufacture and its reactions
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Spot my mistake: Treating dilute and concentrated nitric acid alike
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Project task: Examining the nitrogen content stated on a fertiliser bag
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