Alum helps in purifying water by
coagulating the mud particles
sulphate part which combines with dirt and removes it
forming Si complex with clay particles
making mud water soluble
Additional Questions
|
Which type of colloid is the dissolution of sulphur (S8)? |
Answer |
|
Volume of a colloidal particle, Vc as compared to the volume of a solute particle in a true solution, Vs could be |
Answer |
|
Which of the following characteristics is not correct for physical adsorption? |
Answer |
|
Which of the following statement about the zeolites is false? |
Answer |
|
The colour of sky is due to |
Answer |
|
Which one of the followings forms micelles in aqueous solution above certain concentration? |
Answer |
|
Fog is a colloidal solution of |
Answer |
|
Sulphur sol contains |
Answer |
|
The dispersed phase and dispersion medium of fog respectively are |
Answer |
|
Which property of colloidal solution is independent of charge on the colloidal particles? |
Answer |