Advertisements
Advertisements
प्रश्न
The metallic hydroxide which forms a deep inky blue solution with excess ammonium hydroxide solution is ______.
विकल्प
Fe(OH)2
Cu(OH)2
Ca(OH)2
Fe(OH)3
Advertisements
उत्तर
The metallic hydroxide which forms a deep inky blue solution with excess ammonium hydroxide solution is Cu(OH)2.
Explanation:
The pale blue Cu(OH)2 precipitate dissolves in excess of ammonium hydroxide derived from tetraamine copper sulphate.
\[\ce{Cu(OH)2 + (NH4)2SO4 + 2NH4OH -> [Cu(NH3)4]SO4 + 4H2O}\]
APPEARS IN
संबंधित प्रश्न
State one relevant observation for given reactions:
Burning of ammonia in air.
Give a balanced chemical equation for Catalytic oxidation of Ammonia
Give balanced chemical equations for Reaction of ammonia with excess chlorine.
Identify the substance underlined:
The catalyst used to oxide ammonia.
Name the following
Gas obtained by treating chlorine in excess of ammonia.
Name the following
Indicator that turns deep pink when treated with NH4OH.
Ammonia is manufactured by Haber Process.
In what ratio by volume, are the above reactants used.
Give balanced reactions for the following conversion:
Ammonia to nitrogen using oxygen.
Complete and balance the equation: CuO(heated) + NH3 →
