1.

    A colloidal solution of gold nanoparticles is prepared by reduction of HAuCl4HAuCl_4. Which of the following methods is MOST EFFECTIVE for purifying this solution from excess reactants and small ionic byproducts?

    A

    Filtration

    B

    Centrifugation

    C

    Dialysis

    D

    Evaporation

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Some Basic Concepts in Chemistry
    🎯Topic:Concentration Methods
    🎓 Ncert Level:Application
    🎯Difficulty :Hard
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Surface Chemistry, Colloids, Purification Techniques

    Related Questions

    1.

    100 mL of 0.1 M solution of a reductant is diluted to 1 litre, which of the following changes?

    A

    Molarity

    B

    Millimole

    C

    Milliequivalent

    D

    None of these

    Question Tags
    📚 Subject:Chemistry
    📑 Chapter:Some Basic Concepts in Chemistry
    🎯Topic:Concentration Methods
    🎓 Ncert Level:Application
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Molarity, Dilution, Millimoles, Milliequivalents

    company logo

    NEET Subjects

    Our Bots

    Company