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प्रश्न
Which one of the following is most likely to exhibit Tyndall effect ?
पर्याय
sugar and water mixture
potash alum and water mixture
chalk powder and water mixture
potassium permanganate and water mixture
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उत्तर
chalk powder in water mixture
Chalk in water will most likely scatter the beam of light when passed through it because it forms a suspension.
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संबंधित प्रश्न
Classify the following materials as homogeneous mixtures and heterogeneous mixtures :
Soda-water, Wood, Air, Soil, Vinegar, Alcohol and water mixture, Petrol and water mixture, Chalk and water mixture, Sugar and water mixture, Copper sulphate solution.
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How will you separate a mixture of cooking oil (groundnut oil) and water ?
Name the components present in the following mixture:
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Give one example of the following type of mixture.
Solid-liquid homogeneous mixture
Which of the following are physical changes?
(i) Melting of iron metal
(ii) Rusting of iron
(iii) Bending of an iron rod
(iv) Drawing a wire of iron metal
Suggest separation technique(s) one would need to employ to separate the following mixture.
Kerosene oil, water and salt
The ‘sea-water’ can be classified as a homogeneous as well as a heterogeneous mixture. Comment.
Under which category of mixtures will you classify alloys and why?
Write scientific reason.
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