s - block Elements (Alkali and Alkaline Earth Metals)
An example of Alum is___________.
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Single Choice
When a solution of sodium hydroxided in excess to the solution of postah alum, we get :
Aa white precipitate.
Bbluish white precipitate.
Ca clear solution.
Correct Answer
Da crystalliness.
Solution
When a solution of sodium hydroxided in excess to the solution of postah alum, a clear solution forms without any ppt. formation.
SIMILAR QUESTIONS
s - block Elements (Alkali and Alkaline Earth Metals)
Which of the following is not true about potash alum?
s - block Elements (Alkali and Alkaline Earth Metals)
Which of the following is a use of alum
s - block Elements (Alkali and Alkaline Earth Metals)
Alum helps in purifying water by_________
s - block Elements (Alkali and Alkaline Earth Metals)
Alum is water purifier because it___________
s - block Elements (Alkali and Alkaline Earth Metals)
Why does bleeding stop by rubbing moist alum?
s - block Elements (Alkali and Alkaline Earth Metals)
When a solution of sodium hydroxide is added in excess to the solution of potash alum, we obtain:
s - block Elements (Alkali and Alkaline Earth Metals)
Alums are used for_________
s - block Elements (Alkali and Alkaline Earth Metals)
Answer the following Name the two metals present in common alum.
s - block Elements (Alkali and Alkaline Earth Metals)
Answer the following Name the compound of aluminium which is used as germicide and coagulant in the purification of water.
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