Advertisements
Advertisements
प्रश्न
What do you observe when freshly precipitated aluminium hydroxide reacts with caustic soda solution? Give balanced equation.
Advertisements
उत्तर
When freshly precipitated aluminum hydroxide reacts with caustic soda solution, whitesalt of sodium meta aluminate is obtained.
\[\ce{Al(OH)3 + NaOH ->\underset{Sodium aluminate}{NaAlO2}+ 2H2O}\]
संबंधित प्रश्न
Choose the most appropriate answer from the following list of oxides which fit the description
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
An amphoteric oxide
Give a chemical test to distinguish between the given pairs of chemicals:
Lead nitrate solution and Zinc nitrate solution
Name a metallic oxide soluble in excess of caustic soda solution.
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : FeCl3
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : ZnSO4
Name a metallic hydroxide soluble in excess of NH4OH.
Name: A weak alkali.
One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
Calcium nitrate solution and zinc nitrate solution.
State your observation when zinc chloride solution, zinc nitrate solution, and zinc sulphate solutions are added individually to barium chloride solution.
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
