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प्रश्न
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : CuSO4
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उत्तर
Addition of Caustic soda to CuSO4 Solution :
\[\ce{CuSO4 + 2NaOH ->\underset{\text{Pale blue ppt.}}{ Cu(OH)2 v + Na2SO4}}\]
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संबंधित प्रश्न
State one relevant observation for the following.
Lead nitrate solution is treated with sodium hydroxide solution dropwise till it is excess.
Name two colourless metal ions.
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 : ZnSO4
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : Pb(NO3)2
Name: Two coloured ions
Name the chloride of a metal which is soluble in excess of ammonium hydroxide.
Name a compound containing zinc in the anion.
Fill in the blank.
The substance/s which react with hot conc. NaOH solution and undergoes a neutralization reaction ______ [Al2O3 / Al / Al(OH)3]
Choose the correct answer from the options given below :
Metal + alkali → salt + _________
