Information and questions about how baking powder works.
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The chemistry of baking powder
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Information and questions about how baking powder works.
How pure is paracetamol? This practical lets learners distil and tablets and answer that very question.
The first of three steps, in practical experiments, that show learners how to prepare paracetamol
In this activity you investigate the purity and identity of your laboratory prepared samples of nitrophenol or paracetamol using thin-layer chromatography
Explore analytical techniques and their applications with a chromatography investigation and research activity
Describe the metallic bonding model and explain how this leads to particular properties in metals, with this scaffolded writing activity
Understand the models and diagrams used to represent ionic bonding and their limitations, with this scaffolded writing activity
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