Advertisements
Advertisements
प्रश्न
Define solute.
Advertisements
उत्तर
Solute is a substance, which is dissolved in a liquid to prepare a solution.
Examples: Sugar, salt etc.
APPEARS IN
संबंधित प्रश्न
Which one is a kind of matter:
What is meant by saying that metals are sonorous ?
Name one element, one compound and one mixture.
Classify the following as elements or compounds :
Iron, Iron sulphide, Sulphur, Chalk, Washing soda, Sodium, Carbon, Urea
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.
Name a non-metal :
- which is lustrous
- which is required for combustion
- whose one of the allotrophic forms is a good conductor of electricity. Name the allotrope.
- other than carbon which shows allotropy
- which is known to form the largest number of compounds
Draw a flow-chart for the schematic representation of different types of matter.
There are three substances X, Y and Z. The substance X does not have a fixed melting point or boiling point and it still shows the individual properties of its constituents. The substance Y is a pure substance which occurs in nature as such. The substance Y has a fixed melting point and boiling point but it cannot be broken down into simpler substances by any chemical means. The substance Z is also a pure substance whose properties are entirely different from those of its constituents. The substance Z can, however, be divided by electrolysis into two substances which belong to the same class of substances as Y.
- What type of substance could X be ? Name one substance like X.
- What type of substance could Y be ? Name one substance like Y.
- What type of substance could Z be ? Name one substance like Z.
- Which process involves absorption or release of an appreciable amount of energy : formation of substance X or formation of substance Z ?
- Name the three groups into which all the substances like Y are divided on the basis of their properties.
You have been given a suspension and a solution. How could you tell the difference between them by their appearance ?
Fill in the following blanks with suitable words :
The gases of air can be separated by fractional distillation of liquid air because they have different..............
How will you separate a mixture containing sand and sugar ?
How will you separate a mixture of iron filings and powdered carbon ?
How is the impurity of iron present in several substances removed in industries ?
How will you separate iron pins from sand ?
Which method is better for recovering sugar from sugar solution : evaporation or crystallisation ? Give reason
for your answer.
One of the following does not undergo sublimation. This one is :
Explain the meaning of the term ‘matter’.
______ is a smallest particle.
Evaporation is always accompanied by ______ in temperature.
Define the term matter.
