Advertisements
Advertisements
Question
State one property in which a solution of sugar in water resembles a mixture of sugar and sand, and one property in which it differs from it.
Advertisements
Solution
Similarity: In both the cases, the mixture shows the properties of its constituents and the constituents can be separated by physical methods, such as filtration, evaporation, distillation etc.
Difference: Mixture of sugar and water is a homogeneous mixture and it is considered to be a solution. On the other hand, mixture of sand and sugar is a heterogeneous mixture.
APPEARS IN
RELATED QUESTIONS
When a crystal of potassium permanganate is placed in a beaker, its purple colour spreads throughout the water. What does this observation tell us about the nature of potassium permanganate and water?
Name the property which enables metals to be drawn into wires.
Define a compound. Give two points of evidence to show that sodium chloride is a compound.
Name a metal which is yellow in colour.
Which of the two will scatter light : soap solution or sugar solution ? Why ?
Choose the correct answer.
A 5 per cent sugar solution means that :
What happens when the temperature of a saturated sugar solution is increased ?
Define Aerosol Give one example.
Define the emulsion. Give one example.
One of the following is a solid foam. This one is :
The material which is added to water during purification process at the water works so as to disinfect it is :
A solid mixture contains four constituents P, Q, R and S. P consists of tiny grains and it is mixed with
cement for plastering the walls. Q is a white solid which is recovered on a large scale from sea water by the
process of evaporation. R is in the form of tiny particles of a material whose corrosion is called rusting. And
S is a white solid which is used in making ordinary dry cells.
- What could P, Q, R and S be ?
- How would you separate a mixture containing P, Q, R and S ?
If there is a sudden shower, we take shelter under a roof at the roadside. Even though the rain does not fall on us directly, we get wet to some extent. Why ?
Define the term matter.
______ is so hard that it can scratch glass.
Liquids have ______.
Define the term matter.
Define the term matter.
Define the term matter.
