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प्रश्न
Name: A metallic oxide soluble in excess of caustic soda solution.
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उत्तर
Na2O
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संबंधित प्रश्न
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ____________ ions (H+, h3O+, OH-)
State one relevant observation for the following.
Lead nitrate solution is treated with sodium hydroxide solution dropwise till it is excess.
Name the metal hydroxides which are:
Sparingly soluble
In caustic soda solution
Name the metal hydroxides which are :
(a) Insoluble (b) Soluble in
(i) Caustic soda solution (ii) Ammonium hydroxide solution.
Give two examples of amphoteric hydroxides.
Name a metallic hydroxide soluble in excess of NH4OH.
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?
Write balanced equations for a metal that evolves into 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.
