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Fountam Experiment, , , , * Collect Ammonia in a round bottomed flask. Arrange the apparatus as shown in the above figure., Dip the jet tube in the beaker containing water, in which some phenolphthalein is added. Using a, syringe add a few drops of water into the flask in which Ammonia is taken., , ‘Observation: Water rushes into the flask as a fountain., , Conclusion: Ammonia is highly soluble in water., , , , NH; + H0 > NH,OH, Properties of Ammonia, , * No colour, * Pungent smell, * Basic nature, «Highly soluble in water, , , , ‘A+ BLOG- wwwapluseducareblogspotcom Whatsapp 9746544422 Page 1, , , , A+ CHEMISTRY STD X, ‘= Density is less than that of, , , , Q: When ammonia tanker leaks, water 8s sprayed to reduce its intensity, What is the reason for this?, ‘Ans: Ammonia is highly soluble in water. This will help to prevent the gas from spreading., , * Ahighly concentrated aqueous solution of Ammonia is called Liquor Ammonia., , ‘Ammonia gas can be easily liquified easily by applying pressure. Liquified ammonia is known as, Liquid Ammonia., , * Some uses of Ammonia are given below, , ‘For the manufacture of chemical fertilisers like ammonium sulphate ammonium phosphate urea ete, , Asa refrigerant in ice plants, , * To clean tiles and window panes., , # Used as laboratory reagent., , ‘© Manufacture of plastic, rayon, paint ete