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प्रश्न
Define Distereoisomers.
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उत्तर
Two or more coordination compounds which contain the same number and types of atoms, and bonds (i.e., the connectivity between atoms is the same), but which have different spatial arrangements of the atoms are called distereoisomers.
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संबंधित प्रश्न
List various types of isomerism possible for coordination compounds, giving an example of each.
Give one chemical test as an evidence to show that [Co (NH3)5Cl] are ionisation isomers.
Choose the most correct option.
Which of the following complexes exist as cis and trans isomers?
1. [Cr(NH3)2Cl4]-
2. [Co(NH3)5Br]2⊕
3. [PtCl2Br2]2- (square planar)
4. [FeCl2(NCS)2]2- (tetrahedral)
Answer the following question.
Draw isomers of the following
Ru(NH3)4Cl2
Answer the following question.
Draw isomers of the following
[Cr(en2)Br2]⊕
Draw structure of cis isomer of [Co(NH3)4Cl2]+
Draw the geometrical isomers of the following complexes [Pt(NH3)(H2O)Cl2].
Which one of the following pairs represents linkage isomers?
Which kind of isomerism is possible for a complex [Co(NH3)4Br2]Cl?
Fac-mer isomerism is shown by
Which would exhibit coordination isomerism?
Which of the following is NOT a pair of structural isomers?
Identify the CORRECT statement about the following complex of platinum.
[PtCl2(en)2]2+
The number of geometrical isomers of [CrCl2(en)2]+ is ____________.
Which of the following is NOT an isomer of n-hexane?
Which of the following does NOT show optical isomerism?
____________ isomers are formed when the ligand has two different donor atoms.
How many donor groups are present in diethylene triamine?
The correct structure of Fe(CO)5 is
Complex [COCl2(en)2]+ can
Write the name of isomerism in the following complexes:
[Cu(NH3)4] [PtCl4] and [Pt(NH3)4] [ CuCl4]
Draw geometric isomers of the following complex.
Geometrical isomers of Pt(NH3)2Cl2
The one that is not expected to show isomerism is ______.
Give cis isomer of [Co(NH3)4Cl2]⊕.
Indicate the types of isomerism exhibited by the following complexes and draw the structures for these isomers: [Pt(NH3)(H2O)Cl2]
Match the pairs in column I (pairs of isomers) and column II (types of isomers)
| Column I (Pairs of isomers) |
Column II (Types of isomers) |
| (A) [Cr(H2O)5Cl]Cl2.H2O and [Cr(H2O)4Cl2]Cl.2H2O | (i) Ionization isomers |
| (B) [Co(en)2(NO2)2]+ and [Co(en)2(ONO2)]+ | (ii) Hydrate isomers |
| (C) [Co(NH3)6] [Cr(CN)6] and [Cr(NH3)6] [Co(CN)6] | (iii) Linkage isomers |
| (D) [Pt(NH3)4Cl2] Br2 and [Pt(NH3)4Br2]Cl2 | (iv) Coordination isomers |
The co-ordination number of Co3+ ion in the complex [Co(NH3)4Cl2]⊕ is ______.
Three organic compounds A, B and C are non cyclic functional isomers of carbonyl compounds with molecular formula C4H8O. Isomers A and C give positive Tollen’s test while compound B does not give positive Tollen’s test but gives positive iodoform test. Compounds A and B on reduction with Zn amalgam and conc. HCl give the same product.
- Write the structures of the compounds A, B and C.
- Out of the compounds A, B and C, which one will be the least reactive towards addition of HCN.
