Preparation and Standardization of 0.1 M Silver Nitrate : Pharmaguideline
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  • Mar 19, 2011

    Preparation and Standardization of 0.1 M Silver Nitrate

    Preparation and standardisation of 0.1 M Silver Nitrate solution using Sodium Chloride and Eosin Y indicator.

    Silver Nitrate Solution Preparation

    • Take about 100 ml of water in a cleaned and dried 1000 ml volumetric flask.
    • Add about 17 gm of Silver Nitrate with continues stirring. 
    • Add more about 700 ml of distilled water, mix.
    • Make up the volume 1000 ml with water. Mix solution thoroughly. 
    • Keep the solution for at least one hour and then carry out the standardization.
    Related: Determination of Shelf Life of Solutions in Laboratory

    Silver Nitrate Solution Standardization

    • Transfer about 50 mg, accurately weighed, of reagent-grade sodium chloride, previously dried at 110° for 2 hours, to a 150-ml conical flask.
    • Dissolve in 5 ml of distilled water. 
    • Add 2.5 ml of acetic acid, 25 ml of methanol, and about 0.25 ml of Eosin Y indicator.
    • Stir, preferably with a magnetic stirrer.
    • Titrate with the silver nitrate solution.
    • Calculate the molarity of solution by the following formula:
                      NaCl in mg
    M = ---------------------------
               AgNO3 in ml x 58.44

    5 comments: Post Yours! Read Comment Policy ▼

    1. Is there other way of standardizing Silver Nitrate?

      ReplyDelete
    2. Sir this method good but factor limit 0.95 to 1.05 na

      ReplyDelete
    3. Sir,
      What quantity of all reagents will required for titration of 0.001M AgNO3 solution ??

      ReplyDelete

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