s - block Elements (Alkali and Alkaline Earth Metals)
An example of Alum is___________.
Why does bleeding stop by rubbing moist alum?
Moist alum coagulates the blood and so formed blood clot stops bleeding.
An example of Alum is___________.
Which of the following is not true about potash alum?
Which of the following is a use of alum
Alum helps in purifying water by_________
Alum is water purifier because it___________
When a solution of sodium hydroxide is added in excess to the solution of potash alum, we obtain:
When a solution of sodium hydroxided in excess to the solution of postah alum, we get :
Alums are used for_________
Answer the following Name the two metals present in common alum.
Answer the following Name the compound of aluminium which is used as germicide and coagulant in the purification of water.