Advertisements
Advertisements
प्रश्न
Fill in the following blank :
Milk is a .................... solution but vinegar is a .................... solution.
Advertisements
उत्तर
Milk is a colloidal solution but vinegar is a true solution.
APPEARS IN
संबंधित प्रश्न
Write true or false for each statement. Rewrite the false statement correctly.
Matter cannot exist in different states.
All kinds of matter
Name a liquid which can be classified as a pure substance and conducts electricity.
What are the two types of pure substances? Give one example of each type.
Give reason why graphite is used for making elecrode in a dry cell.
Name a metal which has a low melting point.
Calculate the concentration of a solution which contains 2.5 g of salt dissolved in 50 g of water.
Explain what happens when a beam of light is passed through a colloidal solution.
Name the different types of solutions. Give one example of each.
What is meant by the concentration of a solution ?
Which of the following is not an emulsion ?
Name the process by which the various gases of the air are separated.
Explain how, nitrogen , oxygen and argon gases are separated from air.
Differentiate between the-two characteristics of matter – ‘mass’ & ‘weight’.
What's the solution?
We need to rub salt on a corncob, but only salt crystals are available.
Stars including Sun are covered in ______.
Which of the following statements are true for pure substances?
(i) Pure substances contain only one kind of particles
(ii) Pure substances may be compounds or mixtures
(iii) Pure substances have the same composition throughout
(iv) Pure substances can be exemplified by all elements other than nickel
Celsius scale is a scale of temperature in which zero represents the melting point of ice and 100 represents the boiling point of water.
Solids do not flow.
Define the term matter.
