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Outlines of Quantitative Analysis Including Examples of Analysis of Simple Minerals and Mineral Products (Classic Reprint) - Softcover

Lang, William Robert

 
9781390295962: Outlines of Quantitative Analysis Including Examples of Analysis of Simple Minerals and Mineral Products (Classic Reprint)

Synopsis

Excerpt from Outlines of Quantitative Analysis Including Examples of Analysis of Simple Minerals and Mineral Products

Io. Lhc mvthotls H tise tr. Are based ltlilltll}' on th't't kllnat'b of reaction', Neutralisation. Oxidation or Reduction, and Precipitation.t}, Neutralisaflon of an alkali with an acid and the converx'c. The former is lcuoun as animfi'mcfrjt' and the latter as llere the mud amount ol <tamlard required to neutralise the other substance determines the amount of acid or alkali that the sample contaim To know when neutraliaation 15 complete an indicator ix' employcd whith Will give definite (and ditl'crent colours with acids and alkalies; thus the end-point ot' the reaction. For example. When sulphuric acid has converted all of a sample of potasflum l.vdr:ite into sulphate. Will be shown by the indicator which was (my) red with the alkali turning; (say) colourless.

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