3.17 - 3.22 Reversible reactions and equilibria A question of balance  Many chemical reactions can be reversed.&nbs... https://www.mychem.co....

 Assumed prior knowledge The Reactivity Series Rust forms on iron and steel as a result of a redox reaction between iron and oxygen.  2.15 -...

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OCR EDEXCEL Use this video to see how to compare the rates of hydrolysis for haloalakanes. What does it show? Can you explain the results. Nucleo...

3.1 - 3.8 Energetics An exothermic reaction  3.1 Energetics  Students should:3.1 kno... https://www.mychem.co.uk/index.php/igcse-chemistry/p...

Limonene is an alkene which can be found in the peel of citrus fruits

Edexcel or is it???  

Use the data here to calculate the Ar of lead.

 how it works The mass spectrometer "sorts" isotopes according to their mass. It can also be used to analyse organic molecules.  Background ...

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Batteries or cells? Rechargable o

Enter your text here ... Enter your text here ... ​Redox chemistry and equilibria