Which element from following forms a chlorophyll complex?
- AIron
- ✓Magnesium
- CCalcium
- DCobalt
Answer: B.
View full solution →Question types
Coordination Compounds question types
144 questions across 5 question groups — pick any mix to generate a Chemistry paper with step-by-step answer keys.
144
Questions
5
Question groups
5
Question types
01
MCQ
89 Q→02Answer the following in one or two sentence.
16 Q→03Answer the following in brief.
22 Q→04Answer the following in detail.
14 Q→05Answer the following questions:
3 Q→Sample Questions
Coordination Compounds questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Identify the type of hybridization involved in hexaamminecobalt (III) complex ion?
- A$sp ^3$
- ✓$d^2 s p^3$
- C$s p^3 d^2$
- D$d s p^2$
Answer: B.
View full solution →What is the number of unpaired electrons in $\left[ Co \left( NH _3\right)_6\right]^{3+}$ complex?
- AFour
- ✓Zero
- CTwo
- DSix
Answer: B.
View full solution →What is the oxidation state of cobalt in a complex $\left[ Co \left( NH _3\right)_6\right]^{3+}$ ?
- A$6^{+}$
- B$2^{+}$
- ✓$3^{+}$
- D$4^{+}$
Answer: C.
View full solution →Which following pair of structure and magnetic properties is correct for tetracyanonickalate (II) ion?
- ASquare planar, paramagnetic
- ✓Square planar, diamagnetic
- CTetrahedral, paramagnetic
- DTetrahedral, diamagnetic
Answer: B.
View full solution →Identify coordination sphere and counter ions.
A complex is made of $Co$ (III) and consists of four $NH_3$ molecules and two $CI^–$ ions as ligands. What is the charge number and formula of complexion?
View full solution →Can you write ionisation of $[Ni (NH_3)_6] CI_2?$
View full solution →Mention two applications of coordination compounds.
Consider the complexes $[Cu(NH_3)_4][PtCl_4]$ and $[Pt(NH_3)_4] [CuCl_4]$. What type of isomerism these two complexes exhibit?
View full solution →Give valence bond description for the hybrid orbitals are used by the metal? State the number of unpaired electrons.
Give VBT description of bonding in each of following complexes. Predict their magnetic behaviour.
Based on the VBT predict structure and magnetic behaviour of the $[Ni(NH_3)_6]$
View full solution →Complete the missing entries.
The stability constant $K$ of the $[Ag(CN)_2]^–$ is $5.5 x 10$ while that for the corresponding $[Ag(NH_3)_2]^+$ is $1.6 x 10^7$. Explain why $[Ag(CN)_2]^{2-}$ is more stable.
View full solution →Sketch qualitatively crystal field d orbital energy level diagrams for each of the following complexes :
$(a) [Ni(en)_3]^{2+} (b) [Mn(CN)_6]^{3-} (c) [Fe(H_2O)_6]^{2+}$
Predict whether each of the complexes is diamagnetic or paramagnetic.
View full solution →$(a) [Ni(en)_3]^{2+} (b) [Mn(CN)_6]^{3-} (c) [Fe(H_2O)_6]^{2+}$
Predict whether each of the complexes is diamagnetic or paramagnetic.
Draw (A) enantiomers and (B) cis and trans isomers of $[Cr(H_2O)_2(OX)_2]$ :
View full solution →Draw enantiomers of $[Cr(OX)_2]^3$ where $OX = C_2O4$ :
View full solution →Find out the EAN of
(a) $\left[ Zn \left( NH _3\right)_4\right]^{2+}$
(b) $\left[ Fe ( CN )_6\right]^{4+}$
View full solution →(a) $\left[ Zn \left( NH _3\right)_4\right]^{2+}$
(b) $\left[ Fe ( CN )_6\right]^{4+}$
Write the representation of the following :
(i) Tricarbonatocobaltate(III) ion.
(ii) Sodium hexacyanoferrate(III).
(iii) Potassium hexacyafioferrate(II).
(iv) Aquachlorobis(ethylenediamine)cobalt(III).
(v) Tetraaquadichlorochromium(III) chloride.
(vi) Diamminedichloroplatinum(II).
(i) Tricarbonatocobaltate(III) ion.
(ii) Sodium hexacyanoferrate(III).
(iii) Potassium hexacyafioferrate(II).
(iv) Aquachlorobis(ethylenediamine)cobalt(III).
(v) Tetraaquadichlorochromium(III) chloride.
(vi) Diamminedichloroplatinum(II).
When are optical isomers called chiral?
What are enantiomers?
Classify the following complexes as homoleptic and heteroleptic complex:
(a) $\left[ Cu \left( NH _3\right)_4\right] SO _4$;
(b) $\left[ Cu ( en )_2\left( H _2 O \right) Cl \right]^{2+}$
(c) $\left[ Fe \left( H _2 O \right)_5( NCS )\right]^{2+}$
(d) Tetraaminezinc(II) nitrate.
View full solution →(a) $\left[ Cu \left( NH _3\right)_4\right] SO _4$;
(b) $\left[ Cu ( en )_2\left( H _2 O \right) Cl \right]^{2+}$
(c) $\left[ Fe \left( H _2 O \right)_5( NCS )\right]^{2+}$
(d) Tetraaminezinc(II) nitrate.
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