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प्रश्न
Name two bases which are not alkalis but dissolves in strong alkalis.
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उत्तर १
Zn(OH)2 and Al(OH)3
उत्तर २
ZnO and PbO
संबंधित प्रश्न
Choose the most appropriate answer from the following list of oxides which fit the description
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
An oxide which dissolves in water forming an acid
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : Pb(NO3)2
What do you understand by amphoteric oxide? Give the balanced equations for the reaction with three different amphoteric oxides with a caustic alkali. Write your observation if any.
Give two examples of amphoteric hydroxides.
Name: A metallic oxide soluble in excess of caustic soda solution.
Name: A weak alkali.
Name a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
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.
