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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
Write the structural formula and IUPAC names of all possible isomers of the compound with molecular formula C3H8O.
List various types of isomerism possible for coordination compounds, giving an example of each.
Why dextro and laevo rotatory isomers of Butan-2-ol are difficult to separate by fractional distillation?
Answer the following in one or two sentences.
Predict whether the [Cr(en)2(H2O)2]3+ complex is chiral. Write the structure of its enantiomer.
Write the type of isomerism exhibited by [Co(NH3)5(NO2)]2+ and [Co(NH3)5ONO]2+ pair of complex ion.
Define the term Co-ordination isomer.
Draw optical isomers of [Co(en)3]3+.
Which type of isomerism is exhibited by [Pt(NH3)2Cl2]?
Fac-mer isomerism is shown by
What is linkage isomerism? Explain with an example.
Explain optical isomerism in coordination compounds with an example.
The term anomers of glucose refer to ____________.
Which of the following is NOT an isomer of n-hexane?
____________ isomers are formed when the ligand has two different donor atoms.
Assertion: Complexes of MX6 and MX5L type (X and L are unidentate) do not show geometrical isomerism.
Reason: Geometrical isomerism is not shown by complexes of coordination number 6.
The relationship between compound (i) and (ii) is
 |
 |
| (i) | (ii) |
The correct structure of Fe(CO)5 is
Complex [COCl2(en)2]+ can
\[\ce{CH3CH2COO- Na+ ->[NaOH, + ?][Heat] CH3CH3 + Na2CO3}\]
Consider the above reaction and identify the missing reagent/chemical.
Which compound would exhibit optical isomers?
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]
What are structural isomers?
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 |
Draw the geometrical isomers of the following complexes [Co(NH3)4Cl2]+
Name the type of isomerism exhibited by the following pair of compounds:
[Co(NH3)5(ONO)]Cl2 and [Co(NH3)5(NO2)]Cl2
Name the type of isomerism exhibited by the following pair of compounds:
[Cr(H2O)5Cl]Cl2.H2O and [Cr(H2O)4Cl2]Cl.2H2O
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.
