Advertisements
Advertisements
प्रश्न
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : ZnSO4
Advertisements
उत्तर
Addition of caustic soda to ZnSO4 solution:
\[\ce{ZnSO4 + 2NaOH ->\underset{\text{White gelatinous ppt.}}{Zn(OH)2 v + Na2SO4}}\]
APPEARS IN
संबंधित प्रश्न
Choose the most appropriate answer from the following list of oxides which fit the description.
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
A basic oxide.
Name
a metallic hydroxide soluble in excess of NH4OH.
Name two coloured metal ions.
Name the metal hydroxides which are soluble in caustic soda solution.
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : Pb(NO3)2
Name: Two bases which are not alkalis but dissolve in strong alkalis.
Name : A yellow monoxide that dissolves in hot and concentrated caustic alkali.
Choose the correct answer:
The metal oxide which can react with acid as well as alkali is:
Why the alkali is added drop by drop to the salt solution?
Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.
