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प्रश्न
State the effect of adding a small amount of : (a) sodium hydroxide (b) ammonium hydroxide followed by an excess in case to samples of the salt solutions.
Lead nitrate [ small amount ________ in excess ________ ]
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उत्तर
Lead nitrate :
a. with sodium hydroxide :
- \[\ce{Pb(NO)3 + 2NaOH -> Pb(OH)2 + 2NaNO3}\]
- White curdy ppt. is soluble in excess of NaOH.
b. With ammonium hydroxide :
- \[\ce{Pb(NO)3 + 2NH4OH -> Pb(OH)2 + 2NH4NO3}\]
- White curdy ppt. is insoluble in excess of ammonium hydroxide.
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संबंधित प्रश्न
State what you see, when siIver nitrate solution is added to dilute HCl.
Write the equation for the reaction between hydrochloric acid of the following:
Lead nitrate solution
State what is observed when hydrochloric acid is added to silver nitrated solution.
By the addition of only one solution, how would you distinguish between dilute hydrochloric acid and dilute nitric acid?
State one appropriate observation of the following:
A few drops of dilute hydrochloric acid are added to silver nitrate solution, followed by the addition of ammonium hydroxide solution.
State your observation when dilute hydrochloric acid is added to lead nitrate solution and the mixture is heated.
Distinguish between the following:
Dilute HCl and dilute HNO3 [using silver nitrate solution]
Convert the following reaction into a balanced chemical equation:
Ferrous sulphide to hydrogen sulphide using hydrochloric acid.
Convert hydrochloric acid to nascent chlorine.
Convert Hydrochloric acid to nascent chlorine.
