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प्रश्न
Name
a metallic hydroxide soluble in excess of NH4OH.
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उत्तर
Cu(OH)2
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
Name a metallic oxide soluble in excess of caustic soda solution.
Name two colourless metal ions.
Name two coloured metal ions.
Name the metal hydroxides which are :
(a) Insoluble (b) Soluble in
(i) Caustic soda solution (ii) Ammonium hydroxide solution.
Name the metal hydroxides which are soluble in caustic soda solution.
Name a metallic hydroxide soluble in excess of NH4OH.
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 a gas which burns with a pop sound when boiled with alkali solutions.
