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प्रश्न
Choose the most appropriate answer from the following list of oxides which fit the description.
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
An amphoteric oxide
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उत्तर
Al2O3
संबंधित प्रश्न
State one relevant observation for the following.
Lead nitrate solution is treated with sodium hydroxide solution drop wise till it is in excess.
Name a metallic oxide soluble in excess of caustic soda solution.
Name two coloured metal ions.
Name a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
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 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?
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
