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प्रश्न
Sucrose (sugar) crystals obtained from sugarcane and beetroot are mixed together. Will it be a pure substance or a mixture? Give reasons for the same.
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उत्तर
The composition of the sugar (sucrose) will remain constant irrespective of the source of its preparation. Hence sugar or sucrose is a. pure substance with a fixed composition.
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संबंधित प्रश्न
Define a mixture. Give two points of evidence to show that sugar solution is a mixture.
Which of the following is not a mixture ?
Match the statements in List I with the correct answer in List II.
| List I | List II |
| 1. Purification of water by adding alum | A: Sublimation |
| 2. Seawater leaving behind common salt | B: Sieving |
| 3. Separation of camphor and potassium chloride | C: Filtration |
| 4. Separation of charcoal from a charcoal-water mixture | D: Sedimentation |
| 5. Separation of bran and wheat flour | E: Evaporation |
State whether the following statement is true or false. If false write – the correct statement.
Sodium chloride and water is an example of a mixture of elements and compounds.
State whether the following statement is true or false. If false write – the correct statement.
Mixture has no definite set of properties.
Name the following:
A mixture of two immiscible liquids
Select the correct answer from the choice in the bracket.
A homogenous mixture.
How will you separate a mixture containing saw dust, naphthalene and iron filings?
A mixture of iron filings and salt is a ______ type of mixture.
Tabulate Differences between mixtures and compounds.
