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GCSE Biology Paper 1 (9-1 Exams)

Sample Iodine Tube Solution List Steps Detail Carry

To perform an iodine test, prepare a food sample, add a few drops of iodine solution, and shake. If starch is present, the solution will change from browny-orange to black or blue-black.

Per eseguire il test di iodio, preparare un campione di cibo, aggiungere alcune gocce di soluzione di iodio e agitare. Se è presente amido, la soluzione passerà da arancione-marrone a nero o blu-nero.

Front List out the steps in detail to carry out a Iodine Test.
Back
  1. Prepare a food sample and transfer 5 cm3 of the sample to a test tube
  2. Add a few drops of iodine solution and shake the tube to mix them
  3. If the sample contains starch, the colour of the solution will change from browny-orange to black or blue-black.

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