Advertisements
Advertisements
Question
Name the process which can be used to purify an impure sample of copper sulphate.
Advertisements
Solution
An impure sample of copper sulphate can be purified by the process of crystallization.
APPEARS IN
RELATED QUESTIONS
The inter-molecular force is maximum in
Fill in the blank
All matter is made up of tiny particles called ______
Fill in the following blank with suitable words :
The best evidence that the particles of matter are constantly moving comes from the studies of ................. and ...................
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 a liquid which can be classified as a pure substance and conducts electricity.
How would you confirm that a colourless liquid given to your is pure water ?
The elements which normally exist in the liquid state are :
Choose the correct answer.
A 15% alcohol solution means :
If 25 mL of acetone is present in 150 mL of its aqueous solution, calculate the concentration of solution.
State whether the following statement is true or false :
Bread is an example of solid foam.
What is meant by the concentration of a solution ?
Which of the following can be called a suspension ?
Describe a method to separate a mixture of camphor and sand.
The dyes present in fountain pen ink can be separated by the technique of :
Pure copper sulphate can be obtained from an impure sample by the process of :
The particles in the matter are extremely small and can be seen even with a powerful microscope.
Stars including Sun are covered in ______.
Rusting of an article made up of iron is called
Atoms or groups of atoms having a charge are called ______.
Atoms are tiny particles that repel each other when they are squeezed very close.
