Object: To separate leaf pigments by column chromatography. or To separate the chloroplast pigments by solvent method. Requirements: Pigments extract, magnesium oxide, filter glass disc, glass wool, flask, suction pump, chromatographic tube, petroleum ether, benzene. Method: 1. Take a chromatographic tube having a filter glass disc and glass wool at its base. 2. Fill the […]
Experiment on Column Chromatography | Botany
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Experiment on Dialysis (With Diagram) | Physics
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Object: To demonstrate the phenomenon of dialysis with the help of a collodion bag. Requirements: Collodion bag, starch, salt, thread, beakers, water, iodine, silver nitrate, collodion (cellulose nitrate dissolved in ether and alcohol). Method: (a) Preparation of collodion bag: 1. Pour a small amount of collodion in a wide mouthed, clean and dry tube. 2. […]
Experiments on Osmosis (With Diagram)
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The below mentioned article includes a list of four simple experiments on osmosis. 1. Experiment to demonstrate the osmosis by using sheet of cellophane or goat bladder: Requirements: Beaker, thistle funnel, goat bladder or sheet of cellophane, thread, water and sugar solution. Method: 1. Cover the lower opening of the glass tube with the goat […]
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