Advertisements
Advertisements
Question
Name the metal hydroxides which are soluble in caustic soda solution.
Advertisements
Solution
Zn(OH)2, Pb(OH)2
RELATED QUESTIONS
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ____________ ions (H+, h3O+, OH-)
Choose the most appropriate answer from the following list of oxides which fit the description.
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
A basic oxide.
A compound X (having the vinegar-like smell) when treated with ethanol in the presence of the acid Z, gives a compound Y which has a fruity smell.
The reaction is:
1) Identify Y and Z.
2) Write the structural formula of X.
3) Name the above reaction.
Name
a metallic hydroxide soluble in excess of NH4OH.
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : ZnSO4
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?
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.
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
