The blue complex formed on addition of cone. NH4OH solution to a Cu2+ salt solution has the structure:

Question

The blue complex formed on addition of cone. NH4OH solution to a Cu2+ salt solution has the structure: (A)  [Cu (NH3)2]2+  (B)  [Cu (NH3)4]2+  (C)  [Cu (NH4)4]2+  (D)  [Cu (NH4)2]2+

Tardigrade Admin · Accepted Answer

Copper salt, when dissolved in ammonical solution, forms a deep blue complex, named tetra amine copper (II) ion. Cu2++4NH4OH xrightarrow underset beginsmallmatrix textTetraamine textcopper text(II) textion text(blue) endsmallmatrix mathop[Cu(NH3)4]2+ +4H2O

Q. The blue complex formed on addition of cone. $N H_{4} O H$ solution to a $C u^{2 +}$ salt solution has the structure:

$[C u (N H_{3})_{2}]^{2 +}$

$[C u (N H_{3})_{4}]^{2 +}$

$[C u (N H_{4})_{4}]^{2 +}$

$[C u (N H_{4})_{2}]^{2 +}$

Copper salt, when dissolved in ammonical solution, forms a deep blue complex, named tetra amine copper (II) ion. $C u^{2 +} + 4 N H_{4} O H Tetraamine copper (II) ion (blue) [C u (N H_{3})_{4}]^{2 +} + 4 H_{2} O$

Q. The blue complex formed on addition of cone. NH4​OH solution to a Cu2+ salt solution has the structure:

[Cu(NH3​)2​]2+

[Cu(NH3​)4​]2+

[Cu(NH4​)4​]2+

[Cu(NH4​)2​]2+