Which property is NOT a characteristic of a solution?a)Homogeneous mix...
In a solution, particles are too small to scatter light, unlike suspensions and colloids where the Tyndall effect is observed.
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Which property is NOT a characteristic of a solution?a)Homogeneous mix...
Understanding Solutions
A solution is a homogeneous mixture composed of two or more substances. To clarify why option 'B' is not a characteristic of a solution, let’s examine the properties of solutions in detail.
Characteristics of a Solution:
- **Homogeneous Mixture:**
Solutions are uniform in composition. The solute is completely dissolved in the solvent, making it indistinguishable.
- **Particles Do Not Settle Down:**
In a true solution, the particles remain evenly dispersed and do not settle over time. This indicates stability and uniformity.
- **Particles Cannot Be Separated by Filtration:**
The solute particles are at the molecular or ionic level, making them too small to be separated from the solvent through filtration.
Why Option 'B' is Incorrect:
- **Particles Scatter Light:**
This property is **not** characteristic of solutions. In fact, solutions do not exhibit the Tyndall effect, which is the scattering of light caused by larger particles.
- **Colloids vs. Solutions:**
The scattering of light is a property of colloidal mixtures, where larger particles are present. Solutions, having particles that are molecular in size, do not scatter light and thus appear clear.
In summary, the correct answer is option 'B' because solutions do not scatter light, distinguishing them from other types of mixtures like colloids.