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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement:
Copper is not a part of the alloy
पर्याय
brass
bronze
steel
duralumin
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उत्तर
steel
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संबंधित प्रश्न
Classify each of the following as a homogeneous or heterogeneous mixture.
Soda water, wood, air, soil, vinegar, filtered tea.
List five characteristics by which compounds can be distinguished form mixtures.
Name the process you would use to separate ammonium chloride from a mixture of sodium chloride and ammonium chloride.
Name the process you would use to separate a mixture of two miscible liquids (like acetone and water).
Name four substances that can be used as filters.
Give an example of mixtures of elements and compounds.
Suggest separation technique(s) one would need to employ to separate the following mixture.
Potassium chloride and ammonium chloride
Suggest separation technique(s) one would need to employ to separate the following mixture.
Kerosene oil, water and salt
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
