Advertisements
Advertisements
Question
What do you observe when freshly precipitated aluminium hydroxide reacts with caustic soda solution? Give balanced equation.
Advertisements
Solution
When freshly precipitated aluminum hydroxide reacts with caustic soda solution, whitesalt of sodium meta aluminate is obtained.
\[\ce{Al(OH)3 + NaOH ->\underset{Sodium aluminate}{NaAlO2}+ 2H2O}\]
APPEARS IN
RELATED QUESTIONS
Name a metallic oxide soluble in excess of caustic soda solution.
Name two colourless metal ions.
Name two bases which are not alkalis but dissolves in strong alkalis.
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
Name a metallic hydroxide soluble in excess of NH4OH.
Name: Two bases which are not alkalis but dissolve in strong alkalis.
Fill in the blank.
The hydroxide which is soluble in excess of NaOH is _________ [Zn(OH)2 / Fe(OH)3 / Fe(OH)2].
When ammonium hydroxide is added to solution B, a pale blue precipitate is formed. This pale blue precipitate dissolves in excess ammonium hydroxide to give an inky blue solution. Name the cation present in solution B. What is the probable colour of solution B?
Why the alkali is added drop by drop to the salt solution?
State your observation when zinc chloride solution, zinc nitrate solution, and zinc sulphate solutions are added individually to barium chloride solution.
