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Sodium hydroxide solution is added first...

Sodium hydroxide solution is added first in a small quantity, then in excess to the aqueous salt solutions of copper [II] sulphate, zinc nitrate, lead nitrate, calcium chloride and iron [III] sulphate. For each of the aqueous salt solutions, state - a] the colour of the precipitate when NaOH is added in a small quantity,b] the nature of precipitate [i.e. soluble or insoluble, when NaOH is added in excess.

Answer

Step by step text solution for Sodium hydroxide solution is added first in a small quantity, then in excess to the aqueous salt solutions of copper [II] sulphate, zinc nitrate, lead nitrate, calcium chloride and iron [III] sulphate. For each of the aqueous salt solutions, state - a] the colour of the precipitate when NaOH is added in a small quantity,b] the nature of precipitate [i.e. soluble or insoluble, when NaOH is added in excess. by CHEMISTRY experts to help you in doubts & scoring excellent marks in Class 10 exams.

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Knowledge Check

  • Dilute sulphuric acid will produce a white precipitate when added to a solution of: Copper sulphate ; Sodium nitrate : Zinc nitrate : Lead nitrate

    A
    Copper sulphate
    B
    Sodium nitrate
    C
    Zinc nitrate
    D
    Lead nitrate

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