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Summary A2 3 - Practical Exam CCEA CheatSheet

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CheatSheet written by myself for the CCEA A2.3 Chemistry Practical Exam. This is valuable for picking up marks in what is commonly the last exam of the year, commonly disregarded during pupils' revision time. Use this cheat sheet to help gain those last few precious marks over your peers.

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July 1, 2024
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7
Written in
2022/2023
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Acid-base equilibria - conjugate acid-base pairs

Acid = proton donor Proton =
Base = proton acceptor hydrogen


Acid-base equilibria is the transfer of protons

Strong acid - fully dissociates into ions in solution.
Weak acids - partially dissociate into ions in solution.

Monobasic acid - donates one proton per molecule

Derivatives of carboxylic acids

, Aromatic chemistry - preparation of methyl 3-nitrobenzoate
base




HNOz + 2HeSOq

NOz + + 2HSO
+ H30
-




I




nitr




onium
ion
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