Advertisements
Advertisements
प्रश्न
Give a reason for the following statement:
Gunpowder is an example of a heterogenous mixture.
Advertisements
उत्तर
Because Gun powder is produced by mixing two or more substances in any proportion by weight.
APPEARS IN
संबंधित प्रश्न
Which separation technique will you apply for the separation of the following?
Wheat grains from husk.
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.
Name the solvent you would use to separate a mixture of sulphur and carbon.
Name the process you would use to separate a mixture of two miscible liquids (like acetone and water).
Name one pair of substances whose mixture can be separated by fractional distillation.
Matter is classified into the types of mixture, compound and element by applying the criterion ______.
Air is a mixture. Justify.
While diluting a solution of salt in water, a student by mistake added acetone (boiling point 56°C). What technique can be employed to get back the acetone? Justify your choice.
What would you observe when
a mixture of iron filings and sulphur powder is heated strongly
Name the process associated with the following
Settling of sand when a mixture of sand and water is left undisturbed for some time.
