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प्रश्न
Fill in the blank.
To distinguish soluble salts of zinc and lead ______ [NaOH / NH4OH]can be used.
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उत्तर
To distinguish soluble salts of zinc and lead NH4OH can be used.
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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]
A basic oxide.
A compound X (having the 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:
1) Identify Y and Z.
2) Write the structural formula of X.
3) Name the above reaction.
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : FeCl3
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : Pb(NO3)2
What do you understand by amphoteric oxide? Give the balanced equations for the reaction with three different amphoteric oxides with a caustic alkali. Write your observation if any.
Name: A weak alkali.
Name: Two bases which are not alkalis but dissolve in strong alkalis.
What do you see when sodium hydroxide solution is added to zinc sulphate solution, till it is in excess?
Why the alkali is added drop by drop to the salt solution?
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solution.
