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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
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संबंधित 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
A compound X (having vinegar like smell) when treated with ethanol in the presence of the acid Z, gives a compound Y which has a fruity smell.
The reaction is: \[\ce{C2H5OH + X ->[Z] Y + H2O}\]
- Identify Y and Z.
- Write the structural formula of X.
- Name the above reaction.
Name
a metallic hydroxide soluble in excess of NH4OH.
Name a strong alkali.
Name the metal hydroxides which are:
Sparingly soluble
In caustic soda solution
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : ZnSO4
Name a metallic hydroxide soluble in excess of NH4OH.
Choose the correct answer from the options given below :
Metal + alkali → salt + _________
Write the equation for the following reaction :
Zinc oxide is treated with sodium hydroxide solution.
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solution.
