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प्रश्न
Name a white, insoluble oxide that dissolves when fused with caustic soda or caustic potash.
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उत्तर
Al2O3
संबंधित प्रश्न
Name the kind of particles present in sodium hydroxide solution.
Name a yellow monoxide that dissolves in hot and concentrated caustic alkali.
Using sodium hydroxide solution, how will you distinguish: Zinc nitrate solution from calcium nitrate solution
Sodium hydroxide solution is added to solution A. A white precipitate is formed which is soluble in excess sodium hydroxide. Name the metal ion present in A.
State what do you observe when:
Neutral litmus solution is added to alkaline solution
Using Sodium hydroxide solution, how would you distinguish: Iron(II) chloride from Iron (III) chloride
State your observation of the following case :
When excess sodium hydroxide is added to calcium nitrate solution
Distinguish by adding:
Sodium hydroxide solution and ammonium hydroxide solution to Fe(II) salt solution and Fe(III) salt solution.
State one relevant observation for the following:
To the copper nitrate solution, initially, few drops of sodium hydroxide solution is added and then added in excess.
A student was asked to perform an experiment in the laboratory based on the instructions given:
Observe the picture given below and state one observation for the experiment you would notice on mixing the given solution.
