Advertisements
Advertisements
Question
List four characteristics of a mixture.
Solution
Four characteristics of a mixture:
- The mixture has no fixed composition.
- To form mixture energy is neither produced nor evolved.
- The mixture has no fixed melting points and boiling points.
- Mixture retains the properties of its components.
- Components of mixtures can be separated by simple physical methods.
APPEARS IN
RELATED QUESTIONS
How will you separate common salt, sand and iron filings from their mixture ?
Which of the following can be separated by using a separating funnel and which cannot be separated by using a separating funnel ?
- water and kerosene mixture
- water and acetone mixture
Give reasons for your answer.
Define the following:
Alloy
Write “true” or “false” for the following statement
Common salt is separated from its solution in water by decantation.
Explain the term mixtures.
Give an example of mixtures of two compounds
With reference to the mixture of iron and sulphur, state the main characteristics of the mixture.
What would you observe when
a saturated solution of potassium chloride prepared at 60°C is allowed to cool to room temperature.
Name the process associated with the following
Settling of sand when a mixture of sand and water is left undisturbed for some time.
Supernatant denotes the heterogeneous mixture, lying above a solid residue, after crystallization, precipitation, centrifugation, or another process.