Calculations for AS and A level Chemistry
Being confident in tackling different types of mole calculation is the foundation upon which much of A level chemistry stands
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Determining orders of reaction and a rate equation from experimental data
In order to write a rate equation (rate law) for a reaction we need to know the orders of reaction
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Understanding the rate law and orders of reaction
The reaction between hydroxide ions and bromoethane involves a collision between a molecule of each of the reactants, which means
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What does the rate of a reaction depend on?
Just because a reaction is feasible, it doesn’t mean that it will happen at a rate by which we are
Enthalpy, Entropy and Gibbs energy exam question booklet
This is not just another set of exam questions with exam board style mark schemes. You can find plenty of
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Electrochemistry exam question booklet
This is not just another set of exam questions with exam board style mark schemes. You can find plenty of
Mass spec, IR and NMR exam question booklet
This is not just another set of exam questions with exam board style mark schemes. You can find plenty
Acids, bases and buffers exam question booklet
This is not just another set of exam questions with exam board style mark schemes. You can find plenty of
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Explaining C=O absorption bands in IR spectroscopy
Your may have noticed on the data sheet that the wavenumber for the absorption of C=O bonds very much depends
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Interpreting an infrared spectrum
An IR spectrum plots of the percentage of radiation that passes through a sample (transmittance) vs. the wavenumber of the
What is infrared spectroscopy?
Infrared spectroscopy is a really useful analytical technique for determining whether there are key bonds in a molecule (C=O, O-H,