In the complex with formula MCl₃.4H₂O, the coordination number of the metal M is six and there is no molecule of hydration in it. The volume of 0.1 M AgNO₃ solution needed to precipitate the […]
The dark blue colour of the solution formed when excess of ammonia is added to a solution of copper (II) sulphate is due to the presence of the ion
Options
(a) [Cu(OH)₄(H₂O)₂]²⁻ (b) […]
Which one of the following is tridentate ligand
Options
(a) NO₂⁻ (b) Oxalate ion (c) glycinate ion (d) Dien
Correct Answer:
Dien
Explanation:
No explanation available. Be the first to write the explanation […]
Fac-mer isomerism is associated with which one of the following complexes?[ M = central metal]
Options
(a) [M(AA)₂] (b) [MA₃B₃] (c) [M(AA)₃] (d) [MABCD]
Correct Answer:
[MA₃B₃]
Explanation:
No explanation available. Be the […]
When excess ammonia is added to CuSO₄ solution the deep blue complex obtained is
Options
(a) tetrahedral and paramagnetic (b) tetrahedral and diamagnetic (c) square planar and diamagnetic (d) square planar and paramagnetic
The number of chloride ion produced by complex tetraamminedichloroplatinum(IV) chloride in an aqueous solution is
Options
(a) Four (b) two (c) one (d) three
Correct Answer:
three
Explanation:
Formula of the complex compound […]
The colour of CoCl₃.5NH₃.H₂O is
Options
(a) pink (b) orange yellow (c) green (d) violet
Correct Answer:
pink
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
The atomic number of cobalt is 27. The EAN of cobalt in Na₃[Co(NO₂)₄Cl₂] is
Options
(a) 35 (b) 24 (c) 36 (d) 34
Correct Answer:
36
Explanation:
EAN of Co in [Co(NO₂)₄Cl₂]³⁻ is EAN […]
Which of the following is wrongly matched
Options
(a) [Cu(NH₃)₄]²⁺ – square planar (b) [Ni(CO)₄] – neutral ligand (c) [Fe(CN)₆³⁻ – sp³d² (d) [Co(en)₃]³⁺ – follows EAN rule
Correct Answer:
[Fe(CN)₆³⁻ – sp³d²
Which compound is zero valent metal complex
Options
(a) [Cu(NH₃)₄]SO₄ (b) [Pt(NH₃)₂Cl₂] (c) [Ni(CO)₄] (d) K₃[Fe(CN)₆]
Correct Answer:
[Ni(CO)₄]
Explanation:
[Cu(NH₃)₄]SO₄ → oxidation number of Cu = +2. [Pt(NH₃)₂Cl₂] → Oxidation number of […]
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