工作计划剑桥igcse化学0620sow unit acids bases salts.pdf,Scheme of work – Cambridge IGCSE® Chemistry (0620) Unit 4: Acids, bases and salts Recommended prior knowledge Students should be familiar with the laboratory techniques introduced in Unit 1 and
- Add acid and slowly stir until colourless- Repet multiple times for accuracy- Evaporate the water from the solution How are names of salts formed? The name of the salt begins with the name of the metal, followed by the name reflecting the acid it was made from e.g. Sodium Chloride ...
Acids and Alkalis Acidityis measured on thepH scale 1 is a strong acid 7 is neutral 14 is a strong alkali acid + alkali > salt + water Naming salts: -thealkaligives the first half of the name e.g. sodium hydroxide forms sodium salts. - theacidgives the second part of the name :hy...
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