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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 : ZnSO4
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उत्तर
Addition of caustic soda to ZnSO4 solution:
\[\ce{ZnSO4 + 2NaOH ->\underset{\text{White gelatinous ppt.}}{Zn(OH)2 v + Na2SO4}}\]
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संबंधित प्रश्न
Name a metallic oxide soluble in excess of caustic soda solution.
Name two coloured metal ions.
Give two examples of amphoteric hydroxides.
Name: A strong alkali
Name: Two coloured ions
Name: Two bases which are not alkalis but dissolve in strong alkalis.
Name a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Fill in the blank.
The substance/s which react with hot conc. NaOH solution and undergoes a neutralization reaction ______ [Al2O3 / Al / Al(OH)3]
Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
